Home / 86,156.61-118,901.57-48,433.29

Finding the Fourth Proportional to 86,156.61, 118,901.57 and 48,433.29

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Solution

The fourth proportional to 86,156.61, 118,901.57 and 48,433.29 is: 66,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,156.61 : 118,901.57 = 48,433.29 : x
  2. Step 2: Convert to fraction form
    86,156.61/118,901.57 = 48,433.29/x
  3. Step 3: Cross multiply
    86,156.61x = 118,901.57 × 48,433.29
  4. Step 4: Simplify right side
    86,156.61x = 5,758,793,979.10
  5. Step 5: Solve for x
    x = 5,758,793,979.10/86,156.61
  6. Step 6: Final answer
    x = 66,841.00

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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.