Home / 52,291.23-72,159.90-28,417.38

Finding the Fourth Proportional to 52,291.23, 72,159.90 and 28,417.38

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Solution

The fourth proportional to 52,291.23, 72,159.90 and 28,417.38 is: 39,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,291.23 : 72,159.90 = 28,417.38 : x
  2. Step 2: Convert to fraction form
    52,291.23/72,159.90 = 28,417.38/x
  3. Step 3: Cross multiply
    52,291.23x = 72,159.90 × 28,417.38
  4. Step 4: Simplify right side
    52,291.23x = 2,050,595,299.06
  5. Step 5: Solve for x
    x = 2,050,595,299.06/52,291.23
  6. Step 6: Final answer
    x = 39,214.90

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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.