Home / 62,621.37-86,416.83-34,326.90

Finding the Fourth Proportional to 62,621.37, 86,416.83 and 34,326.90

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Solution

The fourth proportional to 62,621.37, 86,416.83 and 34,326.90 is: 47,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,621.37 : 86,416.83 = 34,326.90 : x
  2. Step 2: Convert to fraction form
    62,621.37/86,416.83 = 34,326.90/x
  3. Step 3: Cross multiply
    62,621.37x = 86,416.83 × 34,326.90
  4. Step 4: Simplify right side
    62,621.37x = 2,966,421,881.73
  5. Step 5: Solve for x
    x = 2,966,421,881.73/62,621.37
  6. Step 6: Final answer
    x = 47,370.76

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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.