Home / 157,546.32-217,376.52-89,557.92

Finding the Fourth Proportional to 157,546.32, 217,376.52 and 89,557.92

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Solution

The fourth proportional to 157,546.32, 217,376.52 and 89,557.92 is: 123,568.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,546.32 : 217,376.52 = 89,557.92 : x
  2. Step 2: Convert to fraction form
    157,546.32/217,376.52 = 89,557.92/x
  3. Step 3: Cross multiply
    157,546.32x = 217,376.52 × 89,557.92
  4. Step 4: Simplify right side
    157,546.32x = 19,467,788,988.04
  5. Step 5: Solve for x
    x = 19,467,788,988.04/157,546.32
  6. Step 6: Final answer
    x = 123,568.67

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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.