Home / 62,360.40-86,085.66-39,730.42

Finding the Fourth Proportional to 62,360.40, 86,085.66 and 39,730.42

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Solution

The fourth proportional to 62,360.40, 86,085.66 and 39,730.42 is: 54,846.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,360.40 : 86,085.66 = 39,730.42 : x
  2. Step 2: Convert to fraction form
    62,360.40/86,085.66 = 39,730.42/x
  3. Step 3: Cross multiply
    62,360.40x = 86,085.66 × 39,730.42
  4. Step 4: Simplify right side
    62,360.40x = 3,420,219,427.78
  5. Step 5: Solve for x
    x = 3,420,219,427.78/62,360.40
  6. Step 6: Final answer
    x = 54,846.01

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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.