Home / 62,111.16-93,138.15-19,983.45

Finding the Fourth Proportional to 62,111.16, 93,138.15 and 19,983.45

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Solution

The fourth proportional to 62,111.16, 93,138.15 and 19,983.45 is: 29,965.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,111.16 : 93,138.15 = 19,983.45 : x
  2. Step 2: Convert to fraction form
    62,111.16/93,138.15 = 19,983.45/x
  3. Step 3: Cross multiply
    62,111.16x = 93,138.15 × 19,983.45
  4. Step 4: Simplify right side
    62,111.16x = 1,861,221,563.62
  5. Step 5: Solve for x
    x = 1,861,221,563.62/62,111.16
  6. Step 6: Final answer
    x = 29,965.98

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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.