Home / 42,042.52-57,998.46-26,145.64

Finding the Fourth Proportional to 42,042.52, 57,998.46 and 26,145.64

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Solution

The fourth proportional to 42,042.52, 57,998.46 and 26,145.64 is: 36,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,042.52 : 57,998.46 = 26,145.64 : x
  2. Step 2: Convert to fraction form
    42,042.52/57,998.46 = 26,145.64/x
  3. Step 3: Cross multiply
    42,042.52x = 57,998.46 × 26,145.64
  4. Step 4: Simplify right side
    42,042.52x = 1,516,406,855.71
  5. Step 5: Solve for x
    x = 1,516,406,855.71/42,042.52
  6. Step 6: Final answer
    x = 36,068.41

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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.