Home / 55,051.92-75,971.25-29,901.42

Finding the Fourth Proportional to 55,051.92, 75,971.25 and 29,901.42

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Solution

The fourth proportional to 55,051.92, 75,971.25 and 29,901.42 is: 41,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,051.92 : 75,971.25 = 29,901.42 : x
  2. Step 2: Convert to fraction form
    55,051.92/75,971.25 = 29,901.42/x
  3. Step 3: Cross multiply
    55,051.92x = 75,971.25 × 29,901.42
  4. Step 4: Simplify right side
    55,051.92x = 2,271,648,254.18
  5. Step 5: Solve for x
    x = 2,271,648,254.18/55,051.92
  6. Step 6: Final answer
    x = 41,263.74

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1.5x scale

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.