Home / 48,019.80-72,051.30-16,877.40

Finding the Fourth Proportional to 48,019.80, 72,051.30 and 16,877.40

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Solution

The fourth proportional to 48,019.80, 72,051.30 and 16,877.40 is: 25,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,019.80 : 72,051.30 = 16,877.40 : x
  2. Step 2: Convert to fraction form
    48,019.80/72,051.30 = 16,877.40/x
  3. Step 3: Cross multiply
    48,019.80x = 72,051.30 × 16,877.40
  4. Step 4: Simplify right side
    48,019.80x = 1,216,038,610.62
  5. Step 5: Solve for x
    x = 1,216,038,610.62/48,019.80
  6. Step 6: Final answer
    x = 25,323.69

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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.