Home / 127,534.40-175,993.44-70,945.28

Finding the Fourth Proportional to 127,534.40, 175,993.44 and 70,945.28

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Solution

The fourth proportional to 127,534.40, 175,993.44 and 70,945.28 is: 97,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,534.40 : 175,993.44 = 70,945.28 : x
  2. Step 2: Convert to fraction form
    127,534.40/175,993.44 = 70,945.28/x
  3. Step 3: Cross multiply
    127,534.40x = 175,993.44 × 70,945.28
  4. Step 4: Simplify right side
    127,534.40x = 12,485,903,878.96
  5. Step 5: Solve for x
    x = 12,485,903,878.96/127,534.40
  6. Step 6: Final answer
    x = 97,902.24

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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.