Home / 93,831.92-129,483.21-51,382.25

Finding the Fourth Proportional to 93,831.92, 129,483.21 and 51,382.25

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Solution

The fourth proportional to 93,831.92, 129,483.21 and 51,382.25 is: 70,904.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,831.92 : 129,483.21 = 51,382.25 : x
  2. Step 2: Convert to fraction form
    93,831.92/129,483.21 = 51,382.25/x
  3. Step 3: Cross multiply
    93,831.92x = 129,483.21 × 51,382.25
  4. Step 4: Simplify right side
    93,831.92x = 6,653,138,667.02
  5. Step 5: Solve for x
    x = 6,653,138,667.02/93,831.92
  6. Step 6: Final answer
    x = 70,904.85

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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.