Home / 86,502.02-119,372.80-48,776.26

Finding the Fourth Proportional to 86,502.02, 119,372.80 and 48,776.26

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Solution

The fourth proportional to 86,502.02, 119,372.80 and 48,776.26 is: 67,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,502.02 : 119,372.80 = 48,776.26 : x
  2. Step 2: Convert to fraction form
    86,502.02/119,372.80 = 48,776.26/x
  3. Step 3: Cross multiply
    86,502.02x = 119,372.80 × 48,776.26
  4. Step 4: Simplify right side
    86,502.02x = 5,822,558,729.73
  5. Step 5: Solve for x
    x = 5,822,558,729.73/86,502.02
  6. Step 6: Final answer
    x = 67,311.25

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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.