Home / 62,403.87-86,117.99-34,109.56

Finding the Fourth Proportional to 62,403.87, 86,117.99 and 34,109.56

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Solution

The fourth proportional to 62,403.87, 86,117.99 and 34,109.56 is: 47,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.87 : 86,117.99 = 34,109.56 : x
  2. Step 2: Convert to fraction form
    62,403.87/86,117.99 = 34,109.56/x
  3. Step 3: Cross multiply
    62,403.87x = 86,117.99 × 34,109.56
  4. Step 4: Simplify right side
    62,403.87x = 2,937,446,746.98
  5. Step 5: Solve for x
    x = 2,937,446,746.98/62,403.87
  6. Step 6: Final answer
    x = 47,071.55

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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.