Home / 62,820.60-86,689.23-34,527.30

Finding the Fourth Proportional to 62,820.60, 86,689.23 and 34,527.30

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Solution

The fourth proportional to 62,820.60, 86,689.23 and 34,527.30 is: 47,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.60 : 86,689.23 = 34,527.30 : x
  2. Step 2: Convert to fraction form
    62,820.60/86,689.23 = 34,527.30/x
  3. Step 3: Cross multiply
    62,820.60x = 86,689.23 × 34,527.30
  4. Step 4: Simplify right side
    62,820.60x = 2,993,145,050.98
  5. Step 5: Solve for x
    x = 2,993,145,050.98/62,820.60
  6. Step 6: Final answer
    x = 47,645.92

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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.