Home / 127,263.16-175,628.46-70,675

Finding the Fourth Proportional to 127,263.16, 175,628.46 and 70,675

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Solution

The fourth proportional to 127,263.16, 175,628.46 and 70,675 is: 97,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,263.16 : 175,628.46 = 70,675 : x
  2. Step 2: Convert to fraction form
    127,263.16/175,628.46 = 70,675/x
  3. Step 3: Cross multiply
    127,263.16x = 175,628.46 × 70,675
  4. Step 4: Simplify right side
    127,263.16x = 12,412,541,410.50
  5. Step 5: Solve for x
    x = 12,412,541,410.50/127,263.16
  6. Step 6: Final answer
    x = 97,534.44

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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.