Home / 86,831.52-119,801.04-48,587.10

Finding the Fourth Proportional to 86,831.52, 119,801.04 and 48,587.10

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Solution

The fourth proportional to 86,831.52, 119,801.04 and 48,587.10 is: 67,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,831.52 : 119,801.04 = 48,587.10 : x
  2. Step 2: Convert to fraction form
    86,831.52/119,801.04 = 48,587.10/x
  3. Step 3: Cross multiply
    86,831.52x = 119,801.04 × 48,587.10
  4. Step 4: Simplify right side
    86,831.52x = 5,820,785,110.58
  5. Step 5: Solve for x
    x = 5,820,785,110.58/86,831.52
  6. Step 6: Final answer
    x = 67,035.39

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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.