Home / 176,302.80-243,237.06-112,677.84

Finding the Fourth Proportional to 176,302.80, 243,237.06 and 112,677.84

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Solution

The fourth proportional to 176,302.80, 243,237.06 and 112,677.84 is: 155,456.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,302.80 : 243,237.06 = 112,677.84 : x
  2. Step 2: Convert to fraction form
    176,302.80/243,237.06 = 112,677.84/x
  3. Step 3: Cross multiply
    176,302.80x = 243,237.06 × 112,677.84
  4. Step 4: Simplify right side
    176,302.80x = 27,407,426,528.75
  5. Step 5: Solve for x
    x = 27,407,426,528.75/176,302.80
  6. Step 6: Final answer
    x = 155,456.56

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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.