Home / 42,637.20-63,955.80-24,205.20

Finding the Fourth Proportional to 42,637.20, 63,955.80 and 24,205.20

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Solution

The fourth proportional to 42,637.20, 63,955.80 and 24,205.20 is: 36,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,637.20 : 63,955.80 = 24,205.20 : x
  2. Step 2: Convert to fraction form
    42,637.20/63,955.80 = 24,205.20/x
  3. Step 3: Cross multiply
    42,637.20x = 63,955.80 × 24,205.20
  4. Step 4: Simplify right side
    42,637.20x = 1,548,062,930.16
  5. Step 5: Solve for x
    x = 1,548,062,930.16/42,637.20
  6. Step 6: Final answer
    x = 36,307.80

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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.