Home / 59,106.08-81,534.66-39,960.66

Finding the Fourth Proportional to 59,106.08, 81,534.66 and 39,960.66

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Solution

The fourth proportional to 59,106.08, 81,534.66 and 39,960.66 is: 55,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,106.08 : 81,534.66 = 39,960.66 : x
  2. Step 2: Convert to fraction form
    59,106.08/81,534.66 = 39,960.66/x
  3. Step 3: Cross multiply
    59,106.08x = 81,534.66 × 39,960.66
  4. Step 4: Simplify right side
    59,106.08x = 3,258,178,826.48
  5. Step 5: Solve for x
    x = 3,258,178,826.48/59,106.08
  6. Step 6: Final answer
    x = 55,124.26

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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.