Home / 98,174.99-135,473.51-55,152.16

Finding the Fourth Proportional to 98,174.99, 135,473.51 and 55,152.16

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Solution

The fourth proportional to 98,174.99, 135,473.51 and 55,152.16 is: 76,105.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,174.99 : 135,473.51 = 55,152.16 : x
  2. Step 2: Convert to fraction form
    98,174.99/135,473.51 = 55,152.16/x
  3. Step 3: Cross multiply
    98,174.99x = 135,473.51 × 55,152.16
  4. Step 4: Simplify right side
    98,174.99x = 7,471,656,498.48
  5. Step 5: Solve for x
    x = 7,471,656,498.48/98,174.99
  6. Step 6: Final answer
    x = 76,105.50

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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.