Home / 40,541.52-55,985.79-38,332.65

Finding the Fourth Proportional to 40,541.52, 55,985.79 and 38,332.65

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Solution

The fourth proportional to 40,541.52, 55,985.79 and 38,332.65 is: 52,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,541.52 : 55,985.79 = 38,332.65 : x
  2. Step 2: Convert to fraction form
    40,541.52/55,985.79 = 38,332.65/x
  3. Step 3: Cross multiply
    40,541.52x = 55,985.79 × 38,332.65
  4. Step 4: Simplify right side
    40,541.52x = 2,146,083,693.04
  5. Step 5: Solve for x
    x = 2,146,083,693.04/40,541.52
  6. Step 6: Final answer
    x = 52,935.45

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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.