Home / 58,167.89-87,252.15-20,729.39

Finding the Fourth Proportional to 58,167.89, 87,252.15 and 20,729.39

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Solution

The fourth proportional to 58,167.89, 87,252.15 and 20,729.39 is: 31,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,167.89 : 87,252.15 = 20,729.39 : x
  2. Step 2: Convert to fraction form
    58,167.89/87,252.15 = 20,729.39/x
  3. Step 3: Cross multiply
    58,167.89x = 87,252.15 × 20,729.39
  4. Step 4: Simplify right side
    58,167.89x = 1,808,683,487.16
  5. Step 5: Solve for x
    x = 1,808,683,487.16/58,167.89
  6. Step 6: Final answer
    x = 31,094.19

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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.