Home / 37,689.96-56,534.94-9,988.04

Finding the Fourth Proportional to 37,689.96, 56,534.94 and 9,988.04

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Solution

The fourth proportional to 37,689.96, 56,534.94 and 9,988.04 is: 14,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,689.96 : 56,534.94 = 9,988.04 : x
  2. Step 2: Convert to fraction form
    37,689.96/56,534.94 = 9,988.04/x
  3. Step 3: Cross multiply
    37,689.96x = 56,534.94 × 9,988.04
  4. Step 4: Simplify right side
    37,689.96x = 564,673,242.12
  5. Step 5: Solve for x
    x = 564,673,242.12/37,689.96
  6. Step 6: Final answer
    x = 14,982.06

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1.5x scale

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.