Home / 59,966.49-89,851.30-20,502.07

Finding the Fourth Proportional to 59,966.49, 89,851.30 and 20,502.07

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Solution

The fourth proportional to 59,966.49, 89,851.30 and 20,502.07 is: 30,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,966.49 : 89,851.30 = 20,502.07 : x
  2. Step 2: Convert to fraction form
    59,966.49/89,851.30 = 20,502.07/x
  3. Step 3: Cross multiply
    59,966.49x = 89,851.30 × 20,502.07
  4. Step 4: Simplify right side
    59,966.49x = 1,842,137,642.19
  5. Step 5: Solve for x
    x = 1,842,137,642.19/59,966.49
  6. Step 6: Final answer
    x = 30,719.45

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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.