Home / 220,326.80-304,050.18-124,851.74

Finding the Fourth Proportional to 220,326.80, 304,050.18 and 124,851.74

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Solution

The fourth proportional to 220,326.80, 304,050.18 and 124,851.74 is: 172,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,326.80 : 304,050.18 = 124,851.74 : x
  2. Step 2: Convert to fraction form
    220,326.80/304,050.18 = 124,851.74/x
  3. Step 3: Cross multiply
    220,326.80x = 304,050.18 × 124,851.74
  4. Step 4: Simplify right side
    220,326.80x = 37,961,194,020.31
  5. Step 5: Solve for x
    x = 37,961,194,020.31/220,326.80
  6. Step 6: Final answer
    x = 172,294.95

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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.