Home / 98,373.24-135,738.14-55,346.76

Finding the Fourth Proportional to 98,373.24, 135,738.14 and 55,346.76

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Solution

The fourth proportional to 98,373.24, 135,738.14 and 55,346.76 is: 76,369.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,373.24 : 135,738.14 = 55,346.76 : x
  2. Step 2: Convert to fraction form
    98,373.24/135,738.14 = 55,346.76/x
  3. Step 3: Cross multiply
    98,373.24x = 135,738.14 × 55,346.76
  4. Step 4: Simplify right side
    98,373.24x = 7,512,665,980.69
  5. Step 5: Solve for x
    x = 7,512,665,980.69/98,373.24
  6. Step 6: Final answer
    x = 76,369.00

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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.