Home / 51,098.11-70,518.70-28,437.02

Finding the Fourth Proportional to 51,098.11, 70,518.70 and 28,437.02

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Solution

The fourth proportional to 51,098.11, 70,518.70 and 28,437.02 is: 39,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,098.11 : 70,518.70 = 28,437.02 : x
  2. Step 2: Convert to fraction form
    51,098.11/70,518.70 = 28,437.02/x
  3. Step 3: Cross multiply
    51,098.11x = 70,518.70 × 28,437.02
  4. Step 4: Simplify right side
    51,098.11x = 2,005,341,866.38
  5. Step 5: Solve for x
    x = 2,005,341,866.38/51,098.11
  6. Step 6: Final answer
    x = 39,244.93

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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.