Home / 84,154.40-116,143.35-48,344.33

Finding the Fourth Proportional to 84,154.40, 116,143.35 and 48,344.33

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Solution

The fourth proportional to 84,154.40, 116,143.35 and 48,344.33 is: 66,721.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,154.40 : 116,143.35 = 48,344.33 : x
  2. Step 2: Convert to fraction form
    84,154.40/116,143.35 = 48,344.33/x
  3. Step 3: Cross multiply
    84,154.40x = 116,143.35 × 48,344.33
  4. Step 4: Simplify right side
    84,154.40x = 5,614,872,439.71
  5. Step 5: Solve for x
    x = 5,614,872,439.71/84,154.40
  6. Step 6: Final answer
    x = 66,721.08

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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.