Home / 181,083.24-249,883.02-100,506.84

Finding the Fourth Proportional to 181,083.24, 249,883.02 and 100,506.84

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Solution

The fourth proportional to 181,083.24, 249,883.02 and 100,506.84 is: 138,692.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,083.24 : 249,883.02 = 100,506.84 : x
  2. Step 2: Convert to fraction form
    181,083.24/249,883.02 = 100,506.84/x
  3. Step 3: Cross multiply
    181,083.24x = 249,883.02 × 100,506.84
  4. Step 4: Simplify right side
    181,083.24x = 25,114,952,709.86
  5. Step 5: Solve for x
    x = 25,114,952,709.86/181,083.24
  6. Step 6: Final answer
    x = 138,692.86

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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.