Home / 229,180.70-316,264.59-127,200.17

Finding the Fourth Proportional to 229,180.70, 316,264.59 and 127,200.17

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Solution

The fourth proportional to 229,180.70, 316,264.59 and 127,200.17 is: 175,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,180.70 : 316,264.59 = 127,200.17 : x
  2. Step 2: Convert to fraction form
    229,180.70/316,264.59 = 127,200.17/x
  3. Step 3: Cross multiply
    229,180.70x = 316,264.59 × 127,200.17
  4. Step 4: Simplify right side
    229,180.70x = 40,228,909,612.98
  5. Step 5: Solve for x
    x = 40,228,909,612.98/229,180.70
  6. Step 6: Final answer
    x = 175,533.59

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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.