Home / 140,341.74-193,616.55-86,533.29

Finding the Fourth Proportional to 140,341.74, 193,616.55 and 86,533.29

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Solution

The fourth proportional to 140,341.74, 193,616.55 and 86,533.29 is: 119,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,341.74 : 193,616.55 = 86,533.29 : x
  2. Step 2: Convert to fraction form
    140,341.74/193,616.55 = 86,533.29/x
  3. Step 3: Cross multiply
    140,341.74x = 193,616.55 × 86,533.29
  4. Step 4: Simplify right side
    140,341.74x = 16,754,277,069.95
  5. Step 5: Solve for x
    x = 16,754,277,069.95/140,341.74
  6. Step 6: Final answer
    x = 119,382.00

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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.