Home / 55,875.50-77,107.51-41,599.11

Finding the Fourth Proportional to 55,875.50, 77,107.51 and 41,599.11

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Solution

The fourth proportional to 55,875.50, 77,107.51 and 41,599.11 is: 57,406.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,875.50 : 77,107.51 = 41,599.11 : x
  2. Step 2: Convert to fraction form
    55,875.50/77,107.51 = 41,599.11/x
  3. Step 3: Cross multiply
    55,875.50x = 77,107.51 × 41,599.11
  4. Step 4: Simplify right side
    55,875.50x = 3,207,603,790.32
  5. Step 5: Solve for x
    x = 3,207,603,790.32/55,875.50
  6. Step 6: Final answer
    x = 57,406.27

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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.