Home / 180,453.33-249,019.25-99,881.01

Finding the Fourth Proportional to 180,453.33, 249,019.25 and 99,881.01

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Solution

The fourth proportional to 180,453.33, 249,019.25 and 99,881.01 is: 137,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,453.33 : 249,019.25 = 99,881.01 : x
  2. Step 2: Convert to fraction form
    180,453.33/249,019.25 = 99,881.01/x
  3. Step 3: Cross multiply
    180,453.33x = 249,019.25 × 99,881.01
  4. Step 4: Simplify right side
    180,453.33x = 24,872,293,700.04
  5. Step 5: Solve for x
    x = 24,872,293,700.04/180,453.33
  6. Step 6: Final answer
    x = 137,832.28

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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.