Home / 127,514.02-175,968.88-70,925.40

Finding the Fourth Proportional to 127,514.02, 175,968.88 and 70,925.40

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Solution

The fourth proportional to 127,514.02, 175,968.88 and 70,925.40 is: 97,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,514.02 : 175,968.88 = 70,925.40 : x
  2. Step 2: Convert to fraction form
    127,514.02/175,968.88 = 70,925.40/x
  3. Step 3: Cross multiply
    127,514.02x = 175,968.88 × 70,925.40
  4. Step 4: Simplify right side
    127,514.02x = 12,480,663,201.55
  5. Step 5: Solve for x
    x = 12,480,663,201.55/127,514.02
  6. Step 6: Final answer
    x = 97,876.79

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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.