Home / 101,543.16-152,313.66-39,169.92

Finding the Fourth Proportional to 101,543.16, 152,313.66 and 39,169.92

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Solution

The fourth proportional to 101,543.16, 152,313.66 and 39,169.92 is: 58,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,543.16 : 152,313.66 = 39,169.92 : x
  2. Step 2: Convert to fraction form
    101,543.16/152,313.66 = 39,169.92/x
  3. Step 3: Cross multiply
    101,543.16x = 152,313.66 × 39,169.92
  4. Step 4: Simplify right side
    101,543.16x = 5,966,113,877.11
  5. Step 5: Solve for x
    x = 5,966,113,877.11/101,543.16
  6. Step 6: Final answer
    x = 58,754.46

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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.