Home / 48,030.42-72,043.74-14,748.78

Finding the Fourth Proportional to 48,030.42, 72,043.74 and 14,748.78

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Solution

The fourth proportional to 48,030.42, 72,043.74 and 14,748.78 is: 22,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,030.42 : 72,043.74 = 14,748.78 : x
  2. Step 2: Convert to fraction form
    48,030.42/72,043.74 = 14,748.78/x
  3. Step 3: Cross multiply
    48,030.42x = 72,043.74 × 14,748.78
  4. Step 4: Simplify right side
    48,030.42x = 1,062,557,271.64
  5. Step 5: Solve for x
    x = 1,062,557,271.64/48,030.42
  6. Step 6: Final answer
    x = 22,122.59

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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.