Home / 71,376.18-98,499.02-39,547.14

Finding the Fourth Proportional to 71,376.18, 98,499.02 and 39,547.14

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Solution

The fourth proportional to 71,376.18, 98,499.02 and 39,547.14 is: 54,574.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,376.18 : 98,499.02 = 39,547.14 : x
  2. Step 2: Convert to fraction form
    71,376.18/98,499.02 = 39,547.14/x
  3. Step 3: Cross multiply
    71,376.18x = 98,499.02 × 39,547.14
  4. Step 4: Simplify right side
    71,376.18x = 3,895,354,533.80
  5. Step 5: Solve for x
    x = 3,895,354,533.80/71,376.18
  6. Step 6: Final answer
    x = 54,574.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.