Home / 180,558.23-249,167.28-99,984.02

Finding the Fourth Proportional to 180,558.23, 249,167.28 and 99,984.02

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Solution

The fourth proportional to 180,558.23, 249,167.28 and 99,984.02 is: 137,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,558.23 : 249,167.28 = 99,984.02 : x
  2. Step 2: Convert to fraction form
    180,558.23/249,167.28 = 99,984.02/x
  3. Step 3: Cross multiply
    180,558.23x = 249,167.28 × 99,984.02
  4. Step 4: Simplify right side
    180,558.23x = 24,912,746,306.87
  5. Step 5: Solve for x
    x = 24,912,746,306.87/180,558.23
  6. Step 6: Final answer
    x = 137,976.24

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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.