Home / 127,580.46-176,102.28-114,127.98

Finding the Fourth Proportional to 127,580.46, 176,102.28 and 114,127.98

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Solution

The fourth proportional to 127,580.46, 176,102.28 and 114,127.98 is: 157,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,580.46 : 176,102.28 = 114,127.98 : x
  2. Step 2: Convert to fraction form
    127,580.46/176,102.28 = 114,127.98/x
  3. Step 3: Cross multiply
    127,580.46x = 176,102.28 × 114,127.98
  4. Step 4: Simplify right side
    127,580.46x = 20,098,197,489.79
  5. Step 5: Solve for x
    x = 20,098,197,489.79/127,580.46
  6. Step 6: Final answer
    x = 157,533.51

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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.