Home / 185,159.28-255,545.24-113,526.64

Finding the Fourth Proportional to 185,159.28, 255,545.24 and 113,526.64

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Solution

The fourth proportional to 185,159.28, 255,545.24 and 113,526.64 is: 156,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,159.28 : 255,545.24 = 113,526.64 : x
  2. Step 2: Convert to fraction form
    185,159.28/255,545.24 = 113,526.64/x
  3. Step 3: Cross multiply
    185,159.28x = 255,545.24 × 113,526.64
  4. Step 4: Simplify right side
    185,159.28x = 29,011,192,465.19
  5. Step 5: Solve for x
    x = 29,011,192,465.19/185,159.28
  6. Step 6: Final answer
    x = 156,682.36

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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.