Home / 155,195.23-232,870.75-70,947.89

Finding the Fourth Proportional to 155,195.23, 232,870.75 and 70,947.89

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Solution

The fourth proportional to 155,195.23, 232,870.75 and 70,947.89 is: 106,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,195.23 : 232,870.75 = 70,947.89 : x
  2. Step 2: Convert to fraction form
    155,195.23/232,870.75 = 70,947.89/x
  3. Step 3: Cross multiply
    155,195.23x = 232,870.75 × 70,947.89
  4. Step 4: Simplify right side
    155,195.23x = 16,521,687,013.49
  5. Step 5: Solve for x
    x = 16,521,687,013.49/155,195.23
  6. Step 6: Final answer
    x = 106,457.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.