Home / 84,340.32-116,389.76-48,529.62

Finding the Fourth Proportional to 84,340.32, 116,389.76 and 48,529.62

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Solution

The fourth proportional to 84,340.32, 116,389.76 and 48,529.62 is: 66,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,340.32 : 116,389.76 = 48,529.62 : x
  2. Step 2: Convert to fraction form
    84,340.32/116,389.76 = 48,529.62/x
  3. Step 3: Cross multiply
    84,340.32x = 116,389.76 × 48,529.62
  4. Step 4: Simplify right side
    84,340.32x = 5,648,350,582.04
  5. Step 5: Solve for x
    x = 5,648,350,582.04/84,340.32
  6. Step 6: Final answer
    x = 66,970.94

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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.