Home / 127,077.92-175,363.06-70,494.56

Finding the Fourth Proportional to 127,077.92, 175,363.06 and 70,494.56

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Solution

The fourth proportional to 127,077.92, 175,363.06 and 70,494.56 is: 97,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,077.92 : 175,363.06 = 70,494.56 : x
  2. Step 2: Convert to fraction form
    127,077.92/175,363.06 = 70,494.56/x
  3. Step 3: Cross multiply
    127,077.92x = 175,363.06 × 70,494.56
  4. Step 4: Simplify right side
    127,077.92x = 12,362,141,754.95
  5. Step 5: Solve for x
    x = 12,362,141,754.95/127,077.92
  6. Step 6: Final answer
    x = 97,280.01

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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.