Home / 51,427.20-77,140.80-23,710.08

Finding the Fourth Proportional to 51,427.20, 77,140.80 and 23,710.08

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Solution

The fourth proportional to 51,427.20, 77,140.80 and 23,710.08 is: 35,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,427.20 : 77,140.80 = 23,710.08 : x
  2. Step 2: Convert to fraction form
    51,427.20/77,140.80 = 23,710.08/x
  3. Step 3: Cross multiply
    51,427.20x = 77,140.80 × 23,710.08
  4. Step 4: Simplify right side
    51,427.20x = 1,829,014,539.26
  5. Step 5: Solve for x
    x = 1,829,014,539.26/51,427.20
  6. Step 6: Final answer
    x = 35,565.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.