Home / 86,436.95-119,272.16-48,187.13

Finding the Fourth Proportional to 86,436.95, 119,272.16 and 48,187.13

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Solution

The fourth proportional to 86,436.95, 119,272.16 and 48,187.13 is: 66,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,436.95 : 119,272.16 = 48,187.13 : x
  2. Step 2: Convert to fraction form
    86,436.95/119,272.16 = 48,187.13/x
  3. Step 3: Cross multiply
    86,436.95x = 119,272.16 × 48,187.13
  4. Step 4: Simplify right side
    86,436.95x = 5,747,382,242.00
  5. Step 5: Solve for x
    x = 5,747,382,242.00/86,436.95
  6. Step 6: Final answer
    x = 66,492.20

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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.