Home / 42,326.83-63,461.49-25,421.77

Finding the Fourth Proportional to 42,326.83, 63,461.49 and 25,421.77

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Solution

The fourth proportional to 42,326.83, 63,461.49 and 25,421.77 is: 38,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,326.83 : 63,461.49 = 25,421.77 : x
  2. Step 2: Convert to fraction form
    42,326.83/63,461.49 = 25,421.77/x
  3. Step 3: Cross multiply
    42,326.83x = 63,461.49 × 25,421.77
  4. Step 4: Simplify right side
    42,326.83x = 1,613,303,402.64
  5. Step 5: Solve for x
    x = 1,613,303,402.64/42,326.83
  6. Step 6: Final answer
    x = 38,115.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.