Home / 48,157.90-72,243.78-14,880.88

Finding the Fourth Proportional to 48,157.90, 72,243.78 and 14,880.88

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Solution

The fourth proportional to 48,157.90, 72,243.78 and 14,880.88 is: 22,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,157.90 : 72,243.78 = 14,880.88 : x
  2. Step 2: Convert to fraction form
    48,157.90/72,243.78 = 14,880.88/x
  3. Step 3: Cross multiply
    48,157.90x = 72,243.78 × 14,880.88
  4. Step 4: Simplify right side
    48,157.90x = 1,075,051,020.93
  5. Step 5: Solve for x
    x = 1,075,051,020.93/48,157.90
  6. Step 6: Final answer
    x = 22,323.46

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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.