Home / 98,895.18-136,475.51-58,628.73

Finding the Fourth Proportional to 98,895.18, 136,475.51 and 58,628.73

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Solution

The fourth proportional to 98,895.18, 136,475.51 and 58,628.73 is: 80,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,895.18 : 136,475.51 = 58,628.73 : x
  2. Step 2: Convert to fraction form
    98,895.18/136,475.51 = 58,628.73/x
  3. Step 3: Cross multiply
    98,895.18x = 136,475.51 × 58,628.73
  4. Step 4: Simplify right side
    98,895.18x = 8,001,385,827.40
  5. Step 5: Solve for x
    x = 8,001,385,827.40/98,895.18
  6. Step 6: Final answer
    x = 80,907.74

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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.