Home / 42,282.42-58,255.77-27,916.65

Finding the Fourth Proportional to 42,282.42, 58,255.77 and 27,916.65

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Solution

The fourth proportional to 42,282.42, 58,255.77 and 27,916.65 is: 38,462.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,282.42 : 58,255.77 = 27,916.65 : x
  2. Step 2: Convert to fraction form
    42,282.42/58,255.77 = 27,916.65/x
  3. Step 3: Cross multiply
    42,282.42x = 58,255.77 × 27,916.65
  4. Step 4: Simplify right side
    42,282.42x = 1,626,305,941.57
  5. Step 5: Solve for x
    x = 1,626,305,941.57/42,282.42
  6. Step 6: Final answer
    x = 38,462.93

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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.