Home / 62,403.75-86,117.72-34,109.44

Finding the Fourth Proportional to 62,403.75, 86,117.72 and 34,109.44

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Solution

The fourth proportional to 62,403.75, 86,117.72 and 34,109.44 is: 47,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.75 : 86,117.72 = 34,109.44 : x
  2. Step 2: Convert to fraction form
    62,403.75/86,117.72 = 34,109.44/x
  3. Step 3: Cross multiply
    62,403.75x = 86,117.72 × 34,109.44
  4. Step 4: Simplify right side
    62,403.75x = 2,937,426,817.44
  5. Step 5: Solve for x
    x = 2,937,426,817.44/62,403.75
  6. Step 6: Final answer
    x = 47,071.32

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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.