Home / 62,621.40-86,415.66-34,326.12

Finding the Fourth Proportional to 62,621.40, 86,415.66 and 34,326.12

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Solution

The fourth proportional to 62,621.40, 86,415.66 and 34,326.12 is: 47,369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,621.40 : 86,415.66 = 34,326.12 : x
  2. Step 2: Convert to fraction form
    62,621.40/86,415.66 = 34,326.12/x
  3. Step 3: Cross multiply
    62,621.40x = 86,415.66 × 34,326.12
  4. Step 4: Simplify right side
    62,621.40x = 2,966,314,315.04
  5. Step 5: Solve for x
    x = 2,966,314,315.04/62,621.40
  6. Step 6: Final answer
    x = 47,369.02

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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.