Home / 42,320.95-63,502.20-17,019.44

Finding the Fourth Proportional to 42,320.95, 63,502.20 and 17,019.44

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Solution

The fourth proportional to 42,320.95, 63,502.20 and 17,019.44 is: 25,537.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320.95 : 63,502.20 = 17,019.44 : x
  2. Step 2: Convert to fraction form
    42,320.95/63,502.20 = 17,019.44/x
  3. Step 3: Cross multiply
    42,320.95x = 63,502.20 × 17,019.44
  4. Step 4: Simplify right side
    42,320.95x = 1,080,771,925.32
  5. Step 5: Solve for x
    x = 1,080,771,925.32/42,320.95
  6. Step 6: Final answer
    x = 25,537.52

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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.