Home / 152,972.61-229,332.55-67,522.60

Finding the Fourth Proportional to 152,972.61, 229,332.55 and 67,522.60

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Solution

The fourth proportional to 152,972.61, 229,332.55 and 67,522.60 is: 101,228.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,972.61 : 229,332.55 = 67,522.60 : x
  2. Step 2: Convert to fraction form
    152,972.61/229,332.55 = 67,522.60/x
  3. Step 3: Cross multiply
    152,972.61x = 229,332.55 × 67,522.60
  4. Step 4: Simplify right side
    152,972.61x = 15,485,130,040.63
  5. Step 5: Solve for x
    x = 15,485,130,040.63/152,972.61
  6. Step 6: Final answer
    x = 101,228.12

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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.