Home / 176,038.74-242,929.17-100,582.38

Finding the Fourth Proportional to 176,038.74, 242,929.17 and 100,582.38

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Solution

The fourth proportional to 176,038.74, 242,929.17 and 100,582.38 is: 138,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,038.74 : 242,929.17 = 100,582.38 : x
  2. Step 2: Convert to fraction form
    176,038.74/242,929.17 = 100,582.38/x
  3. Step 3: Cross multiply
    176,038.74x = 242,929.17 × 100,582.38
  4. Step 4: Simplify right side
    176,038.74x = 24,434,394,090.02
  5. Step 5: Solve for x
    x = 24,434,394,090.02/176,038.74
  6. Step 6: Final answer
    x = 138,801.23

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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.