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Finding the Fourth Proportional to 229,196.95, 316,275.95 and 127,214.39

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Solution

The fourth proportional to 229,196.95, 316,275.95 and 127,214.39 is: 175,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,196.95 : 316,275.95 = 127,214.39 : x
  2. Step 2: Convert to fraction form
    229,196.95/316,275.95 = 127,214.39/x
  3. Step 3: Cross multiply
    229,196.95x = 316,275.95 × 127,214.39
  4. Step 4: Simplify right side
    229,196.95x = 40,234,851,380.59
  5. Step 5: Solve for x
    x = 40,234,851,380.59/229,196.95
  6. Step 6: Final answer
    x = 175,547.06

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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.