Home / 170,351.51-235,082.12-93,877.79

Finding the Fourth Proportional to 170,351.51, 235,082.12 and 93,877.79

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Solution

The fourth proportional to 170,351.51, 235,082.12 and 93,877.79 is: 129,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,351.51 : 235,082.12 = 93,877.79 : x
  2. Step 2: Convert to fraction form
    170,351.51/235,082.12 = 93,877.79/x
  3. Step 3: Cross multiply
    170,351.51x = 235,082.12 × 93,877.79
  4. Step 4: Simplify right side
    170,351.51x = 22,068,988,249.32
  5. Step 5: Solve for x
    x = 22,068,988,249.32/170,351.51
  6. Step 6: Final answer
    x = 129,549.71

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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.