Home / 48,108.40-72,162.50-13,048.02

Finding the Fourth Proportional to 48,108.40, 72,162.50 and 13,048.02

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Solution

The fourth proportional to 48,108.40, 72,162.50 and 13,048.02 is: 19,572.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,108.40 : 72,162.50 = 13,048.02 : x
  2. Step 2: Convert to fraction form
    48,108.40/72,162.50 = 13,048.02/x
  3. Step 3: Cross multiply
    48,108.40x = 72,162.50 × 13,048.02
  4. Step 4: Simplify right side
    48,108.40x = 941,577,678.01
  5. Step 5: Solve for x
    x = 941,577,678.01/48,108.40
  6. Step 6: Final answer
    x = 19,572.00

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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.