Home / 103,637.35-155,456.03-95,764.15

Finding the Fourth Proportional to 103,637.35, 155,456.03 and 95,764.15

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Solution

The fourth proportional to 103,637.35, 155,456.03 and 95,764.15 is: 143,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,637.35 : 155,456.03 = 95,764.15 : x
  2. Step 2: Convert to fraction form
    103,637.35/155,456.03 = 95,764.15/x
  3. Step 3: Cross multiply
    103,637.35x = 155,456.03 × 95,764.15
  4. Step 4: Simplify right side
    103,637.35x = 14,887,114,575.32
  5. Step 5: Solve for x
    x = 14,887,114,575.32/103,637.35
  6. Step 6: Final answer
    x = 143,646.23

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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.