Home / 53,570.80-73,931.84-29,699.76

Finding the Fourth Proportional to 53,570.80, 73,931.84 and 29,699.76

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Solution

The fourth proportional to 53,570.80, 73,931.84 and 29,699.76 is: 40,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,570.80 : 73,931.84 = 29,699.76 : x
  2. Step 2: Convert to fraction form
    53,570.80/73,931.84 = 29,699.76/x
  3. Step 3: Cross multiply
    53,570.80x = 73,931.84 × 29,699.76
  4. Step 4: Simplify right side
    53,570.80x = 2,195,757,904.36
  5. Step 5: Solve for x
    x = 2,195,757,904.36/53,570.80
  6. Step 6: Final answer
    x = 40,987.96

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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.