Home / 62,921.23-86,831.26-34,626.76

Finding the Fourth Proportional to 62,921.23, 86,831.26 and 34,626.76

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Solution

The fourth proportional to 62,921.23, 86,831.26 and 34,626.76 is: 47,784.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,921.23 : 86,831.26 = 34,626.76 : x
  2. Step 2: Convert to fraction form
    62,921.23/86,831.26 = 34,626.76/x
  3. Step 3: Cross multiply
    62,921.23x = 86,831.26 × 34,626.76
  4. Step 4: Simplify right side
    62,921.23x = 3,006,685,200.52
  5. Step 5: Solve for x
    x = 3,006,685,200.52/62,921.23
  6. Step 6: Final answer
    x = 47,784.91

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1.5x scale

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.