Home / 157,590.18-217,465.62-89,597.57

Finding the Fourth Proportional to 157,590.18, 217,465.62 and 89,597.57

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Solution

The fourth proportional to 157,590.18, 217,465.62 and 89,597.57 is: 123,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,590.18 : 217,465.62 = 89,597.57 : x
  2. Step 2: Convert to fraction form
    157,590.18/217,465.62 = 89,597.57/x
  3. Step 3: Cross multiply
    157,590.18x = 217,465.62 × 89,597.57
  4. Step 4: Simplify right side
    157,590.18x = 19,484,390,023.22
  5. Step 5: Solve for x
    x = 19,484,390,023.22/157,590.18
  6. Step 6: Final answer
    x = 123,639.62

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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.