Home / 42,672.75-58,888.40-23,809.88

Finding the Fourth Proportional to 42,672.75, 58,888.40 and 23,809.88

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Solution

The fourth proportional to 42,672.75, 58,888.40 and 23,809.88 is: 32,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,672.75 : 58,888.40 = 23,809.88 : x
  2. Step 2: Convert to fraction form
    42,672.75/58,888.40 = 23,809.88/x
  3. Step 3: Cross multiply
    42,672.75x = 58,888.40 × 23,809.88
  4. Step 4: Simplify right side
    42,672.75x = 1,402,125,323.90
  5. Step 5: Solve for x
    x = 1,402,125,323.90/42,672.75
  6. Step 6: Final answer
    x = 32,857.63

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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.