Home / 99,256.92-136,959.12-58,969.65

Finding the Fourth Proportional to 99,256.92, 136,959.12 and 58,969.65

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Solution

The fourth proportional to 99,256.92, 136,959.12 and 58,969.65 is: 81,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,256.92 : 136,959.12 = 58,969.65 : x
  2. Step 2: Convert to fraction form
    99,256.92/136,959.12 = 58,969.65/x
  3. Step 3: Cross multiply
    99,256.92x = 136,959.12 × 58,969.65
  4. Step 4: Simplify right side
    99,256.92x = 8,076,431,370.71
  5. Step 5: Solve for x
    x = 8,076,431,370.71/99,256.92
  6. Step 6: Final answer
    x = 81,368.95

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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.