Home / 120,886.53-181,366.02-48,802.33

Finding the Fourth Proportional to 120,886.53, 181,366.02 and 48,802.33

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Solution

The fourth proportional to 120,886.53, 181,366.02 and 48,802.33 is: 73,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,886.53 : 181,366.02 = 48,802.33 : x
  2. Step 2: Convert to fraction form
    120,886.53/181,366.02 = 48,802.33/x
  3. Step 3: Cross multiply
    120,886.53x = 181,366.02 × 48,802.33
  4. Step 4: Simplify right side
    120,886.53x = 8,851,084,585.53
  5. Step 5: Solve for x
    x = 8,851,084,585.53/120,886.53
  6. Step 6: Final answer
    x = 73,218.12

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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.