Home / 157,544.34-217,416.96-89,572.74

Finding the Fourth Proportional to 157,544.34, 217,416.96 and 89,572.74

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Solution

The fourth proportional to 157,544.34, 217,416.96 and 89,572.74 is: 123,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,544.34 : 217,416.96 = 89,572.74 : x
  2. Step 2: Convert to fraction form
    157,544.34/217,416.96 = 89,572.74/x
  3. Step 3: Cross multiply
    157,544.34x = 217,416.96 × 89,572.74
  4. Step 4: Simplify right side
    157,544.34x = 19,474,632,829.67
  5. Step 5: Solve for x
    x = 19,474,632,829.67/157,544.34
  6. Step 6: Final answer
    x = 123,613.66

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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.