Home / 86,647.74-119,560.40-48,921.18

Finding the Fourth Proportional to 86,647.74, 119,560.40 and 48,921.18

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Solution

The fourth proportional to 86,647.74, 119,560.40 and 48,921.18 is: 67,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,647.74 : 119,560.40 = 48,921.18 : x
  2. Step 2: Convert to fraction form
    86,647.74/119,560.40 = 48,921.18/x
  3. Step 3: Cross multiply
    86,647.74x = 119,560.40 × 48,921.18
  4. Step 4: Simplify right side
    86,647.74x = 5,849,035,849.27
  5. Step 5: Solve for x
    x = 5,849,035,849.27/86,647.74
  6. Step 6: Final answer
    x = 67,503.62

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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.