Home / 157,529.08-217,395.58-89,548.90

Finding the Fourth Proportional to 157,529.08, 217,395.58 and 89,548.90

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Solution

The fourth proportional to 157,529.08, 217,395.58 and 89,548.90 is: 123,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,529.08 : 217,395.58 = 89,548.90 : x
  2. Step 2: Convert to fraction form
    157,529.08/217,395.58 = 89,548.90/x
  3. Step 3: Cross multiply
    157,529.08x = 217,395.58 × 89,548.90
  4. Step 4: Simplify right side
    157,529.08x = 19,467,535,053.86
  5. Step 5: Solve for x
    x = 19,467,535,053.86/157,529.08
  6. Step 6: Final answer
    x = 123,580.58

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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.