Home / 98,656.18-136,145.36-53,334.20

Finding the Fourth Proportional to 98,656.18, 136,145.36 and 53,334.20

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Solution

The fourth proportional to 98,656.18, 136,145.36 and 53,334.20 is: 73,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,656.18 : 136,145.36 = 53,334.20 : x
  2. Step 2: Convert to fraction form
    98,656.18/136,145.36 = 53,334.20/x
  3. Step 3: Cross multiply
    98,656.18x = 136,145.36 × 53,334.20
  4. Step 4: Simplify right side
    98,656.18x = 7,261,204,333.01
  5. Step 5: Solve for x
    x = 7,261,204,333.01/98,656.18
  6. Step 6: Final answer
    x = 73,601.11

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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.