Home / 78,867.02-118,306.20-24,827.06

Finding the Fourth Proportional to 78,867.02, 118,306.20 and 24,827.06

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Solution

The fourth proportional to 78,867.02, 118,306.20 and 24,827.06 is: 37,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,867.02 : 118,306.20 = 24,827.06 : x
  2. Step 2: Convert to fraction form
    78,867.02/118,306.20 = 24,827.06/x
  3. Step 3: Cross multiply
    78,867.02x = 118,306.20 × 24,827.06
  4. Step 4: Simplify right side
    78,867.02x = 2,937,195,125.77
  5. Step 5: Solve for x
    x = 2,937,195,125.77/78,867.02
  6. Step 6: Final answer
    x = 37,242.37

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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.