Home / 127,753.98-176,300.46-70,394.10

Finding the Fourth Proportional to 127,753.98, 176,300.46 and 70,394.10

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Solution

The fourth proportional to 127,753.98, 176,300.46 and 70,394.10 is: 97,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,753.98 : 176,300.46 = 70,394.10 : x
  2. Step 2: Convert to fraction form
    127,753.98/176,300.46 = 70,394.10/x
  3. Step 3: Cross multiply
    127,753.98x = 176,300.46 × 70,394.10
  4. Step 4: Simplify right side
    127,753.98x = 12,410,512,211.29
  5. Step 5: Solve for x
    x = 12,410,512,211.29/127,753.98
  6. Step 6: Final answer
    x = 97,143.84

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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.