Home / 53,544.72-79,965.51-43,030.74

Finding the Fourth Proportional to 53,544.72, 79,965.51 and 43,030.74

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Solution

The fourth proportional to 53,544.72, 79,965.51 and 43,030.74 is: 64,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,544.72 : 79,965.51 = 43,030.74 : x
  2. Step 2: Convert to fraction form
    53,544.72/79,965.51 = 43,030.74/x
  3. Step 3: Cross multiply
    53,544.72x = 79,965.51 × 43,030.74
  4. Step 4: Simplify right side
    53,544.72x = 3,440,975,069.78
  5. Step 5: Solve for x
    x = 3,440,975,069.78/53,544.72
  6. Step 6: Final answer
    x = 64,263.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.