Home / 157,535.40-236,475.90-98,437.80

Finding the Fourth Proportional to 157,535.40, 236,475.90 and 98,437.80

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Solution

The fourth proportional to 157,535.40, 236,475.90 and 98,437.80 is: 147,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,535.40 : 236,475.90 = 98,437.80 : x
  2. Step 2: Convert to fraction form
    157,535.40/236,475.90 = 98,437.80/x
  3. Step 3: Cross multiply
    157,535.40x = 236,475.90 × 98,437.80
  4. Step 4: Simplify right side
    157,535.40x = 23,278,167,349.02
  5. Step 5: Solve for x
    x = 23,278,167,349.02/157,535.40
  6. Step 6: Final answer
    x = 147,764.68

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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.