Home / 45,281.56-62,475.78-28,303.02

Finding the Fourth Proportional to 45,281.56, 62,475.78 and 28,303.02

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Solution

The fourth proportional to 45,281.56, 62,475.78 and 28,303.02 is: 39,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,281.56 : 62,475.78 = 28,303.02 : x
  2. Step 2: Convert to fraction form
    45,281.56/62,475.78 = 28,303.02/x
  3. Step 3: Cross multiply
    45,281.56x = 62,475.78 × 28,303.02
  4. Step 4: Simplify right side
    45,281.56x = 1,768,253,277.39
  5. Step 5: Solve for x
    x = 1,768,253,277.39/45,281.56
  6. Step 6: Final answer
    x = 39,050.19

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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.