Home / 72,875.23-100,569.11-41,045.27

Finding the Fourth Proportional to 72,875.23, 100,569.11 and 41,045.27

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Solution

The fourth proportional to 72,875.23, 100,569.11 and 41,045.27 is: 56,643.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,875.23 : 100,569.11 = 41,045.27 : x
  2. Step 2: Convert to fraction form
    72,875.23/100,569.11 = 41,045.27/x
  3. Step 3: Cross multiply
    72,875.23x = 100,569.11 × 41,045.27
  4. Step 4: Simplify right side
    72,875.23x = 4,127,885,565.54
  5. Step 5: Solve for x
    x = 4,127,885,565.54/72,875.23
  6. Step 6: Final answer
    x = 56,643.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.