Home / 42,435.72-58,545.36-26,295.64

Finding the Fourth Proportional to 42,435.72, 58,545.36 and 26,295.64

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Solution

The fourth proportional to 42,435.72, 58,545.36 and 26,295.64 is: 36,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,435.72 : 58,545.36 = 26,295.64 : x
  2. Step 2: Convert to fraction form
    42,435.72/58,545.36 = 26,295.64/x
  3. Step 3: Cross multiply
    42,435.72x = 58,545.36 × 26,295.64
  4. Step 4: Simplify right side
    42,435.72x = 1,539,487,710.23
  5. Step 5: Solve for x
    x = 1,539,487,710.23/42,435.72
  6. Step 6: Final answer
    x = 36,278.11

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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.