Home / 62,612.88-86,403.15-34,316.75

Finding the Fourth Proportional to 62,612.88, 86,403.15 and 34,316.75

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Solution

The fourth proportional to 62,612.88, 86,403.15 and 34,316.75 is: 47,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,612.88 : 86,403.15 = 34,316.75 : x
  2. Step 2: Convert to fraction form
    62,612.88/86,403.15 = 34,316.75/x
  3. Step 3: Cross multiply
    62,612.88x = 86,403.15 × 34,316.75
  4. Step 4: Simplify right side
    62,612.88x = 2,965,074,865.75
  5. Step 5: Solve for x
    x = 2,965,074,865.75/62,612.88
  6. Step 6: Final answer
    x = 47,355.67

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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.