Home / 176,176.69-243,032.87-111,536.46

Finding the Fourth Proportional to 176,176.69, 243,032.87 and 111,536.46

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Solution

The fourth proportional to 176,176.69, 243,032.87 and 111,536.46 is: 153,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,176.69 : 243,032.87 = 111,536.46 : x
  2. Step 2: Convert to fraction form
    176,176.69/243,032.87 = 111,536.46/x
  3. Step 3: Cross multiply
    176,176.69x = 243,032.87 × 111,536.46
  4. Step 4: Simplify right side
    176,176.69x = 27,107,026,262.28
  5. Step 5: Solve for x
    x = 27,107,026,262.28/176,176.69
  6. Step 6: Final answer
    x = 153,862.73

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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.