Home / 53,713.98-74,124.36-29,840.13

Finding the Fourth Proportional to 53,713.98, 74,124.36 and 29,840.13

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Solution

The fourth proportional to 53,713.98, 74,124.36 and 29,840.13 is: 41,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,713.98 : 74,124.36 = 29,840.13 : x
  2. Step 2: Convert to fraction form
    53,713.98/74,124.36 = 29,840.13/x
  3. Step 3: Cross multiply
    53,713.98x = 74,124.36 × 29,840.13
  4. Step 4: Simplify right side
    53,713.98x = 2,211,880,538.57
  5. Step 5: Solve for x
    x = 2,211,880,538.57/53,713.98
  6. Step 6: Final answer
    x = 41,178.86

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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.