Home / 87,888.18-131,744.16-43,547.16

Finding the Fourth Proportional to 87,888.18, 131,744.16 and 43,547.16

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Solution

The fourth proportional to 87,888.18, 131,744.16 and 43,547.16 is: 65,277.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,888.18 : 131,744.16 = 43,547.16 : x
  2. Step 2: Convert to fraction form
    87,888.18/131,744.16 = 43,547.16/x
  3. Step 3: Cross multiply
    87,888.18x = 131,744.16 × 43,547.16
  4. Step 4: Simplify right side
    87,888.18x = 5,737,084,014.59
  5. Step 5: Solve for x
    x = 5,737,084,014.59/87,888.18
  6. Step 6: Final answer
    x = 65,277.08

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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.