Home / 62,401.85-86,114.40-34,107.74

Finding the Fourth Proportional to 62,401.85, 86,114.40 and 34,107.74

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Solution

The fourth proportional to 62,401.85, 86,114.40 and 34,107.74 is: 47,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,401.85 : 86,114.40 = 34,107.74 : x
  2. Step 2: Convert to fraction form
    62,401.85/86,114.40 = 34,107.74/x
  3. Step 3: Cross multiply
    62,401.85x = 86,114.40 × 34,107.74
  4. Step 4: Simplify right side
    62,401.85x = 2,937,167,565.46
  5. Step 5: Solve for x
    x = 2,937,167,565.46/62,401.85
  6. Step 6: Final answer
    x = 47,068.60

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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.