Home / 105,023.80-157,545.51-41,828.68

Finding the Fourth Proportional to 105,023.80, 157,545.51 and 41,828.68

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Solution

The fourth proportional to 105,023.80, 157,545.51 and 41,828.68 is: 62,746.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,023.80 : 157,545.51 = 41,828.68 : x
  2. Step 2: Convert to fraction form
    105,023.80/157,545.51 = 41,828.68/x
  3. Step 3: Cross multiply
    105,023.80x = 157,545.51 × 41,828.68
  4. Step 4: Simplify right side
    105,023.80x = 6,589,920,723.23
  5. Step 5: Solve for x
    x = 6,589,920,723.23/105,023.80
  6. Step 6: Final answer
    x = 62,746.93

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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.