Home / 169,831.68-234,307.93-101,870.65

Finding the Fourth Proportional to 169,831.68, 234,307.93 and 101,870.65

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Solution

The fourth proportional to 169,831.68, 234,307.93 and 101,870.65 is: 140,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,831.68 : 234,307.93 = 101,870.65 : x
  2. Step 2: Convert to fraction form
    169,831.68/234,307.93 = 101,870.65/x
  3. Step 3: Cross multiply
    169,831.68x = 234,307.93 × 101,870.65
  4. Step 4: Simplify right side
    169,831.68x = 23,869,101,129.25
  5. Step 5: Solve for x
    x = 23,869,101,129.25/169,831.68
  6. Step 6: Final answer
    x = 140,545.63

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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.