Home / 55,125.12-76,053.93-38,123.04

Finding the Fourth Proportional to 55,125.12, 76,053.93 and 38,123.04

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Solution

The fourth proportional to 55,125.12, 76,053.93 and 38,123.04 is: 52,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,125.12 : 76,053.93 = 38,123.04 : x
  2. Step 2: Convert to fraction form
    55,125.12/76,053.93 = 38,123.04/x
  3. Step 3: Cross multiply
    55,125.12x = 76,053.93 × 38,123.04
  4. Step 4: Simplify right side
    55,125.12x = 2,899,407,015.55
  5. Step 5: Solve for x
    x = 2,899,407,015.55/55,125.12
  6. Step 6: Final answer
    x = 52,596.84

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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.