Home / 59,025.85-81,429.64-39,898.64

Finding the Fourth Proportional to 59,025.85, 81,429.64 and 39,898.64

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Solution

The fourth proportional to 59,025.85, 81,429.64 and 39,898.64 is: 55,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,025.85 : 81,429.64 = 39,898.64 : x
  2. Step 2: Convert to fraction form
    59,025.85/81,429.64 = 39,898.64/x
  3. Step 3: Cross multiply
    59,025.85x = 81,429.64 × 39,898.64
  4. Step 4: Simplify right side
    59,025.85x = 3,248,931,995.52
  5. Step 5: Solve for x
    x = 3,248,931,995.52/59,025.85
  6. Step 6: Final answer
    x = 55,042.53

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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.