Home / 55,663.14-83,314.08-40,868.76

Finding the Fourth Proportional to 55,663.14, 83,314.08 and 40,868.76

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Solution

The fourth proportional to 55,663.14, 83,314.08 and 40,868.76 is: 61,170.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,663.14 : 83,314.08 = 40,868.76 : x
  2. Step 2: Convert to fraction form
    55,663.14/83,314.08 = 40,868.76/x
  3. Step 3: Cross multiply
    55,663.14x = 83,314.08 × 40,868.76
  4. Step 4: Simplify right side
    55,663.14x = 3,404,943,140.14
  5. Step 5: Solve for x
    x = 3,404,943,140.14/55,663.14
  6. Step 6: Final answer
    x = 61,170.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.