Home / 98,039.04-147,081.60-27,919.36

Finding the Fourth Proportional to 98,039.04, 147,081.60 and 27,919.36

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Solution

The fourth proportional to 98,039.04, 147,081.60 and 27,919.36 is: 41,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,039.04 : 147,081.60 = 27,919.36 : x
  2. Step 2: Convert to fraction form
    98,039.04/147,081.60 = 27,919.36/x
  3. Step 3: Cross multiply
    98,039.04x = 147,081.60 × 27,919.36
  4. Step 4: Simplify right side
    98,039.04x = 4,106,424,139.78
  5. Step 5: Solve for x
    x = 4,106,424,139.78/98,039.04
  6. Step 6: Final answer
    x = 41,885.60

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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.