Home / 72,537.04-108,805.18-39,467.32

Finding the Fourth Proportional to 72,537.04, 108,805.18 and 39,467.32

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Solution

The fourth proportional to 72,537.04, 108,805.18 and 39,467.32 is: 59,200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,537.04 : 108,805.18 = 39,467.32 : x
  2. Step 2: Convert to fraction form
    72,537.04/108,805.18 = 39,467.32/x
  3. Step 3: Cross multiply
    72,537.04x = 108,805.18 × 39,467.32
  4. Step 4: Simplify right side
    72,537.04x = 4,294,248,856.72
  5. Step 5: Solve for x
    x = 4,294,248,856.72/72,537.04
  6. Step 6: Final answer
    x = 59,200.77

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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.