Home / 131,585.16-181,472.76-93,268.92

Finding the Fourth Proportional to 131,585.16, 181,472.76 and 93,268.92

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Solution

The fourth proportional to 131,585.16, 181,472.76 and 93,268.92 is: 128,629.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,585.16 : 181,472.76 = 93,268.92 : x
  2. Step 2: Convert to fraction form
    131,585.16/181,472.76 = 93,268.92/x
  3. Step 3: Cross multiply
    131,585.16x = 181,472.76 × 93,268.92
  4. Step 4: Simplify right side
    131,585.16x = 16,925,768,334.62
  5. Step 5: Solve for x
    x = 16,925,768,334.62/131,585.16
  6. Step 6: Final answer
    x = 128,629.77

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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.