Home / 48,337.80-72,477.54-21,678.93

Finding the Fourth Proportional to 48,337.80, 72,477.54 and 21,678.93

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Solution

The fourth proportional to 48,337.80, 72,477.54 and 21,678.93 is: 32,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,337.80 : 72,477.54 = 21,678.93 : x
  2. Step 2: Convert to fraction form
    48,337.80/72,477.54 = 21,678.93/x
  3. Step 3: Cross multiply
    48,337.80x = 72,477.54 × 21,678.93
  4. Step 4: Simplify right side
    48,337.80x = 1,571,235,516.23
  5. Step 5: Solve for x
    x = 1,571,235,516.23/48,337.80
  6. Step 6: Final answer
    x = 32,505.32

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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.