Home / 89,524,088.40-134,278,439.76-54,500,111.68

Finding the Fourth Proportional to 89,524,088.40, 134,278,439.76 and 54,500,111.68

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Solution

The fourth proportional to 89,524,088.40, 134,278,439.76 and 54,500,111.68 is: 81,745,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,524,088.40 : 134,278,439.76 = 54,500,111.68 : x
  2. Step 2: Convert to fraction form
    89,524,088.40/134,278,439.76 = 54,500,111.68/x
  3. Step 3: Cross multiply
    89,524,088.40x = 134,278,439.76 × 54,500,111.68
  4. Step 4: Simplify right side
    89,524,088.40x = 7,318,189,963,136,152
  5. Step 5: Solve for x
    x = 7,318,189,963,136,152/89,524,088.40
  6. Step 6: Final answer
    x = 81,745,484.30

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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.