Home / 42,265.40-63,362.42-26,648.60

Finding the Fourth Proportional to 42,265.40, 63,362.42 and 26,648.60

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Solution

The fourth proportional to 42,265.40, 63,362.42 and 26,648.60 is: 39,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,265.40 : 63,362.42 = 26,648.60 : x
  2. Step 2: Convert to fraction form
    42,265.40/63,362.42 = 26,648.60/x
  3. Step 3: Cross multiply
    42,265.40x = 63,362.42 × 26,648.60
  4. Step 4: Simplify right side
    42,265.40x = 1,688,519,785.61
  5. Step 5: Solve for x
    x = 1,688,519,785.61/42,265.40
  6. Step 6: Final answer
    x = 39,950.40

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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.