Home / 52,510.46-78,775.94-16,980.60

Finding the Fourth Proportional to 52,510.46, 78,775.94 and 16,980.60

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Solution

The fourth proportional to 52,510.46, 78,775.94 and 16,980.60 is: 25,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,510.46 : 78,775.94 = 16,980.60 : x
  2. Step 2: Convert to fraction form
    52,510.46/78,775.94 = 16,980.60/x
  3. Step 3: Cross multiply
    52,510.46x = 78,775.94 × 16,980.60
  4. Step 4: Simplify right side
    52,510.46x = 1,337,662,641.86
  5. Step 5: Solve for x
    x = 1,337,662,641.86/52,510.46
  6. Step 6: Final answer
    x = 25,474.22

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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.