Home / 124,915.04-172,385.52-68,326.46

Finding the Fourth Proportional to 124,915.04, 172,385.52 and 68,326.46

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Solution

The fourth proportional to 124,915.04, 172,385.52 and 68,326.46 is: 94,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,915.04 : 172,385.52 = 68,326.46 : x
  2. Step 2: Convert to fraction form
    124,915.04/172,385.52 = 68,326.46/x
  3. Step 3: Cross multiply
    124,915.04x = 172,385.52 × 68,326.46
  4. Step 4: Simplify right side
    124,915.04x = 11,778,492,336.86
  5. Step 5: Solve for x
    x = 11,778,492,336.86/124,915.04
  6. Step 6: Final answer
    x = 94,292.03

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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.