Home / 179,580.78-247,832.61-99,008.16

Finding the Fourth Proportional to 179,580.78, 247,832.61 and 99,008.16

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Solution

The fourth proportional to 179,580.78, 247,832.61 and 99,008.16 is: 136,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,580.78 : 247,832.61 = 99,008.16 : x
  2. Step 2: Convert to fraction form
    179,580.78/247,832.61 = 99,008.16/x
  3. Step 3: Cross multiply
    179,580.78x = 247,832.61 × 99,008.16
  4. Step 4: Simplify right side
    179,580.78x = 24,537,450,704.10
  5. Step 5: Solve for x
    x = 24,537,450,704.10/179,580.78
  6. Step 6: Final answer
    x = 136,637.40

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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.