Home / 84,263.18-116,271.33-48,440.12

Finding the Fourth Proportional to 84,263.18, 116,271.33 and 48,440.12

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Solution

The fourth proportional to 84,263.18, 116,271.33 and 48,440.12 is: 66,840.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,263.18 : 116,271.33 = 48,440.12 : x
  2. Step 2: Convert to fraction form
    84,263.18/116,271.33 = 48,440.12/x
  3. Step 3: Cross multiply
    84,263.18x = 116,271.33 × 48,440.12
  4. Step 4: Simplify right side
    84,263.18x = 5,632,197,177.76
  5. Step 5: Solve for x
    x = 5,632,197,177.76/84,263.18
  6. Step 6: Final answer
    x = 66,840.55

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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.