Home / 177,864.32-245,535.48-105,244.38

Finding the Fourth Proportional to 177,864.32, 245,535.48 and 105,244.38

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Solution

The fourth proportional to 177,864.32, 245,535.48 and 105,244.38 is: 145,286.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,864.32 : 245,535.48 = 105,244.38 : x
  2. Step 2: Convert to fraction form
    177,864.32/245,535.48 = 105,244.38/x
  3. Step 3: Cross multiply
    177,864.32x = 245,535.48 × 105,244.38
  4. Step 4: Simplify right side
    177,864.32x = 25,841,229,360.60
  5. Step 5: Solve for x
    x = 25,841,229,360.60/177,864.32
  6. Step 6: Final answer
    x = 145,286.19

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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.