Home / 123,298.96-170,152.56-66,710.33

Finding the Fourth Proportional to 123,298.96, 170,152.56 and 66,710.33

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Solution

The fourth proportional to 123,298.96, 170,152.56 and 66,710.33 is: 92,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,298.96 : 170,152.56 = 66,710.33 : x
  2. Step 2: Convert to fraction form
    123,298.96/170,152.56 = 66,710.33/x
  3. Step 3: Cross multiply
    123,298.96x = 170,152.56 × 66,710.33
  4. Step 4: Simplify right side
    123,298.96x = 11,350,933,094.39
  5. Step 5: Solve for x
    x = 11,350,933,094.39/123,298.96
  6. Step 6: Final answer
    x = 92,060.25

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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.