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Finding the Fourth Proportional to 67,798,637.70, 101,697,956.55 and 60,366,855.30

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Solution

The fourth proportional to 67,798,637.70, 101,697,956.55 and 60,366,855.30 is: 90,550,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,798,637.70 : 101,697,956.55 = 60,366,855.30 : x
  2. Step 2: Convert to fraction form
    67,798,637.70/101,697,956.55 = 60,366,855.30/x
  3. Step 3: Cross multiply
    67,798,637.70x = 101,697,956.55 × 60,366,855.30
  4. Step 4: Simplify right side
    67,798,637.70x = 6,139,185,827,359,537
  5. Step 5: Solve for x
    x = 6,139,185,827,359,537/67,798,637.70
  6. Step 6: Final answer
    x = 90,550,282.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.