Home / 51,909.90-77,870.28-23,825.16

Finding the Fourth Proportional to 51,909.90, 77,870.28 and 23,825.16

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Solution

The fourth proportional to 51,909.90, 77,870.28 and 23,825.16 is: 35,740.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,909.90 : 77,870.28 = 23,825.16 : x
  2. Step 2: Convert to fraction form
    51,909.90/77,870.28 = 23,825.16/x
  3. Step 3: Cross multiply
    51,909.90x = 77,870.28 × 23,825.16
  4. Step 4: Simplify right side
    51,909.90x = 1,855,271,880.24
  5. Step 5: Solve for x
    x = 1,855,271,880.24/51,909.90
  6. Step 6: Final answer
    x = 35,740.23

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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.