Home / 157,595.04-217,518.48-90,565.92

Finding the Fourth Proportional to 157,595.04, 217,518.48 and 90,565.92

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Solution

The fourth proportional to 157,595.04, 217,518.48 and 90,565.92 is: 125,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,595.04 : 217,518.48 = 90,565.92 : x
  2. Step 2: Convert to fraction form
    157,595.04/217,518.48 = 90,565.92/x
  3. Step 3: Cross multiply
    157,595.04x = 217,518.48 × 90,565.92
  4. Step 4: Simplify right side
    157,595.04x = 19,699,761,258.20
  5. Step 5: Solve for x
    x = 19,699,761,258.20/157,595.04
  6. Step 6: Final answer
    x = 125,002.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.