Home / 176,356.86-243,442.25-122,673.03

Finding the Fourth Proportional to 176,356.86, 243,442.25 and 122,673.03

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Solution

The fourth proportional to 176,356.86, 243,442.25 and 122,673.03 is: 169,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,356.86 : 243,442.25 = 122,673.03 : x
  2. Step 2: Convert to fraction form
    176,356.86/243,442.25 = 122,673.03/x
  3. Step 3: Cross multiply
    176,356.86x = 243,442.25 × 122,673.03
  4. Step 4: Simplify right side
    176,356.86x = 29,863,797,220.31
  5. Step 5: Solve for x
    x = 29,863,797,220.31/176,356.86
  6. Step 6: Final answer
    x = 169,337.32

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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.