Home / 177,784.79-245,391.39-101,344.14

Finding the Fourth Proportional to 177,784.79, 245,391.39 and 101,344.14

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Solution

The fourth proportional to 177,784.79, 245,391.39 and 101,344.14 is: 139,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,784.79 : 245,391.39 = 101,344.14 : x
  2. Step 2: Convert to fraction form
    177,784.79/245,391.39 = 101,344.14/x
  3. Step 3: Cross multiply
    177,784.79x = 245,391.39 × 101,344.14
  4. Step 4: Simplify right side
    177,784.79x = 24,868,979,382.95
  5. Step 5: Solve for x
    x = 24,868,979,382.95/177,784.79
  6. Step 6: Final answer
    x = 139,882.50

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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.