Home / 229,599.15-316,825.08-127,612.50

Finding the Fourth Proportional to 229,599.15, 316,825.08 and 127,612.50

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Solution

The fourth proportional to 229,599.15, 316,825.08 and 127,612.50 is: 176,093.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,599.15 : 316,825.08 = 127,612.50 : x
  2. Step 2: Convert to fraction form
    229,599.15/316,825.08 = 127,612.50/x
  3. Step 3: Cross multiply
    229,599.15x = 316,825.08 × 127,612.50
  4. Step 4: Simplify right side
    229,599.15x = 40,430,840,521.50
  5. Step 5: Solve for x
    x = 40,430,840,521.50/229,599.15
  6. Step 6: Final answer
    x = 176,093.16

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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.