Home / 53,346.84-79,965.54-20,060.76

Finding the Fourth Proportional to 53,346.84, 79,965.54 and 20,060.76

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Solution

The fourth proportional to 53,346.84, 79,965.54 and 20,060.76 is: 30,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,346.84 : 79,965.54 = 20,060.76 : x
  2. Step 2: Convert to fraction form
    53,346.84/79,965.54 = 20,060.76/x
  3. Step 3: Cross multiply
    53,346.84x = 79,965.54 × 20,060.76
  4. Step 4: Simplify right side
    53,346.84x = 1,604,169,506.21
  5. Step 5: Solve for x
    x = 1,604,169,506.21/53,346.84
  6. Step 6: Final answer
    x = 30,070.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.