Home / 62,123.15-93,156.17-19,995.45

Finding the Fourth Proportional to 62,123.15, 93,156.17 and 19,995.45

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Solution

The fourth proportional to 62,123.15, 93,156.17 and 19,995.45 is: 29,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,123.15 : 93,156.17 = 19,995.45 : x
  2. Step 2: Convert to fraction form
    62,123.15/93,156.17 = 19,995.45/x
  3. Step 3: Cross multiply
    62,123.15x = 93,156.17 × 19,995.45
  4. Step 4: Simplify right side
    62,123.15x = 1,862,699,439.45
  5. Step 5: Solve for x
    x = 1,862,699,439.45/62,123.15
  6. Step 6: Final answer
    x = 29,983.98

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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.