Home / 84,401.68-116,486.40-48,588.16

Finding the Fourth Proportional to 84,401.68, 116,486.40 and 48,588.16

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Solution

The fourth proportional to 84,401.68, 116,486.40 and 48,588.16 is: 67,058.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,401.68 : 116,486.40 = 48,588.16 : x
  2. Step 2: Convert to fraction form
    84,401.68/116,486.40 = 48,588.16/x
  3. Step 3: Cross multiply
    84,401.68x = 116,486.40 × 48,588.16
  4. Step 4: Simplify right side
    84,401.68x = 5,659,859,841.02
  5. Step 5: Solve for x
    x = 5,659,859,841.02/84,401.68
  6. Step 6: Final answer
    x = 67,058.62

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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.