Home / 177,790.48-245,377.56-102,324.40

Finding the Fourth Proportional to 177,790.48, 245,377.56 and 102,324.40

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Solution

The fourth proportional to 177,790.48, 245,377.56 and 102,324.40 is: 141,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,790.48 : 245,377.56 = 102,324.40 : x
  2. Step 2: Convert to fraction form
    177,790.48/245,377.56 = 102,324.40/x
  3. Step 3: Cross multiply
    177,790.48x = 245,377.56 × 102,324.40
  4. Step 4: Simplify right side
    177,790.48x = 25,108,111,600.46
  5. Step 5: Solve for x
    x = 25,108,111,600.46/177,790.48
  6. Step 6: Final answer
    x = 141,223.04

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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.