Home / 80,526.93-111,123.48-44,719.20

Finding the Fourth Proportional to 80,526.93, 111,123.48 and 44,719.20

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Solution

The fourth proportional to 80,526.93, 111,123.48 and 44,719.20 is: 61,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,526.93 : 111,123.48 = 44,719.20 : x
  2. Step 2: Convert to fraction form
    80,526.93/111,123.48 = 44,719.20/x
  3. Step 3: Cross multiply
    80,526.93x = 111,123.48 × 44,719.20
  4. Step 4: Simplify right side
    80,526.93x = 4,969,353,126.82
  5. Step 5: Solve for x
    x = 4,969,353,126.82/80,526.93
  6. Step 6: Final answer
    x = 61,710.45

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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.