Home / 180,533.25-249,115.76-99,940.59

Finding the Fourth Proportional to 180,533.25, 249,115.76 and 99,940.59

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Solution

The fourth proportional to 180,533.25, 249,115.76 and 99,940.59 is: 137,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,533.25 : 249,115.76 = 99,940.59 : x
  2. Step 2: Convert to fraction form
    180,533.25/249,115.76 = 99,940.59/x
  3. Step 3: Cross multiply
    180,533.25x = 249,115.76 × 99,940.59
  4. Step 4: Simplify right side
    180,533.25x = 24,896,776,032.70
  5. Step 5: Solve for x
    x = 24,896,776,032.70/180,533.25
  6. Step 6: Final answer
    x = 137,906.87

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1.5x scale

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.