Home / 127,039.44-175,327.20-70,461.48

Finding the Fourth Proportional to 127,039.44, 175,327.20 and 70,461.48

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Solution

The fourth proportional to 127,039.44, 175,327.20 and 70,461.48 is: 97,243.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,039.44 : 175,327.20 = 70,461.48 : x
  2. Step 2: Convert to fraction form
    127,039.44/175,327.20 = 70,461.48/x
  3. Step 3: Cross multiply
    127,039.44x = 175,327.20 × 70,461.48
  4. Step 4: Simplify right side
    127,039.44x = 12,353,813,996.26
  5. Step 5: Solve for x
    x = 12,353,813,996.26/127,039.44
  6. Step 6: Final answer
    x = 97,243.93

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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.