Home / 205,931.14-284,218.98-141,347.32

Finding the Fourth Proportional to 205,931.14, 284,218.98 and 141,347.32

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Solution

The fourth proportional to 205,931.14, 284,218.98 and 141,347.32 is: 195,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,931.14 : 284,218.98 = 141,347.32 : x
  2. Step 2: Convert to fraction form
    205,931.14/284,218.98 = 141,347.32/x
  3. Step 3: Cross multiply
    205,931.14x = 284,218.98 × 141,347.32
  4. Step 4: Simplify right side
    205,931.14x = 40,173,591,116.13
  5. Step 5: Solve for x
    x = 40,173,591,116.13/205,931.14
  6. Step 6: Final answer
    x = 195,082.64

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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.