Home / 53,211.96-73,430.98-29,338.66

Finding the Fourth Proportional to 53,211.96, 73,430.98 and 29,338.66

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Solution

The fourth proportional to 53,211.96, 73,430.98 and 29,338.66 is: 40,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,211.96 : 73,430.98 = 29,338.66 : x
  2. Step 2: Convert to fraction form
    53,211.96/73,430.98 = 29,338.66/x
  3. Step 3: Cross multiply
    53,211.96x = 73,430.98 × 29,338.66
  4. Step 4: Simplify right side
    53,211.96x = 2,154,366,555.69
  5. Step 5: Solve for x
    x = 2,154,366,555.69/53,211.96
  6. Step 6: Final answer
    x = 40,486.51

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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.