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Finding the Fourth Proportional to 39,842,690.10, 59,764,035.15 and 39,842,690.10

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Solution

The fourth proportional to 39,842,690.10, 59,764,035.15 and 39,842,690.10 is: 59,764,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842,690.10 : 59,764,035.15 = 39,842,690.10 : x
  2. Step 2: Convert to fraction form
    39,842,690.10/59,764,035.15 = 39,842,690.10/x
  3. Step 3: Cross multiply
    39,842,690.10x = 59,764,035.15 × 39,842,690.10
  4. Step 4: Simplify right side
    39,842,690.10x = 2,381,159,931,606,957
  5. Step 5: Solve for x
    x = 2,381,159,931,606,957/39,842,690.10
  6. Step 6: Final answer
    x = 59,764,035.15

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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.