Home / 229,539.20-316,765.86-127,574.24

Finding the Fourth Proportional to 229,539.20, 316,765.86 and 127,574.24

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Solution

The fourth proportional to 229,539.20, 316,765.86 and 127,574.24 is: 176,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,539.20 : 316,765.86 = 127,574.24 : x
  2. Step 2: Convert to fraction form
    229,539.20/316,765.86 = 127,574.24/x
  3. Step 3: Cross multiply
    229,539.20x = 316,765.86 × 127,574.24
  4. Step 4: Simplify right side
    229,539.20x = 40,411,163,847.45
  5. Step 5: Solve for x
    x = 40,411,163,847.45/229,539.20
  6. Step 6: Final answer
    x = 176,053.43

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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.