Home / 181,077.02-249,884.39-100,505.24

Finding the Fourth Proportional to 181,077.02, 249,884.39 and 100,505.24

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Solution

The fourth proportional to 181,077.02, 249,884.39 and 100,505.24 is: 138,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,077.02 : 249,884.39 = 100,505.24 : x
  2. Step 2: Convert to fraction form
    181,077.02/249,884.39 = 100,505.24/x
  3. Step 3: Cross multiply
    181,077.02x = 249,884.39 × 100,505.24
  4. Step 4: Simplify right side
    181,077.02x = 25,114,688,837.26
  5. Step 5: Solve for x
    x = 25,114,688,837.26/181,077.02
  6. Step 6: Final answer
    x = 138,696.17

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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.