Home / 104,120.04-143,683.02-58,180.08

Finding the Fourth Proportional to 104,120.04, 143,683.02 and 58,180.08

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Solution

The fourth proportional to 104,120.04, 143,683.02 and 58,180.08 is: 80,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,120.04 : 143,683.02 = 58,180.08 : x
  2. Step 2: Convert to fraction form
    104,120.04/143,683.02 = 58,180.08/x
  3. Step 3: Cross multiply
    104,120.04x = 143,683.02 × 58,180.08
  4. Step 4: Simplify right side
    104,120.04x = 8,359,489,598.24
  5. Step 5: Solve for x
    x = 8,359,489,598.24/104,120.04
  6. Step 6: Final answer
    x = 80,287.04

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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.