Home / 99,059.72-148,586.90-27,987.24

Finding the Fourth Proportional to 99,059.72, 148,586.90 and 27,987.24

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Solution

The fourth proportional to 99,059.72, 148,586.90 and 27,987.24 is: 41,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,059.72 : 148,586.90 = 27,987.24 : x
  2. Step 2: Convert to fraction form
    99,059.72/148,586.90 = 27,987.24/x
  3. Step 3: Cross multiply
    99,059.72x = 148,586.90 × 27,987.24
  4. Step 4: Simplify right side
    99,059.72x = 4,158,537,091.22
  5. Step 5: Solve for x
    x = 4,158,537,091.22/99,059.72
  6. Step 6: Final answer
    x = 41,980.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.