Home / 185,525.10-277,959.60-157,312.80

Finding the Fourth Proportional to 185,525.10, 277,959.60 and 157,312.80

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Solution

The fourth proportional to 185,525.10, 277,959.60 and 157,312.80 is: 235,691.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,525.10 : 277,959.60 = 157,312.80 : x
  2. Step 2: Convert to fraction form
    185,525.10/277,959.60 = 157,312.80/x
  3. Step 3: Cross multiply
    185,525.10x = 277,959.60 × 157,312.80
  4. Step 4: Simplify right side
    185,525.10x = 43,726,602,962.88
  5. Step 5: Solve for x
    x = 43,726,602,962.88/185,525.10
  6. Step 6: Final answer
    x = 235,691.04

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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.