Home / 121,089.23-181,640.67-36,852.14

Finding the Fourth Proportional to 121,089.23, 181,640.67 and 36,852.14

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Solution

The fourth proportional to 121,089.23, 181,640.67 and 36,852.14 is: 55,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,089.23 : 181,640.67 = 36,852.14 : x
  2. Step 2: Convert to fraction form
    121,089.23/181,640.67 = 36,852.14/x
  3. Step 3: Cross multiply
    121,089.23x = 181,640.67 × 36,852.14
  4. Step 4: Simplify right side
    121,089.23x = 6,693,847,400.53
  5. Step 5: Solve for x
    x = 6,693,847,400.53/121,089.23
  6. Step 6: Final answer
    x = 55,280.29

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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.