Home / 53,812.80-74,261.44-29,941.76

Finding the Fourth Proportional to 53,812.80, 74,261.44 and 29,941.76

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Solution

The fourth proportional to 53,812.80, 74,261.44 and 29,941.76 is: 41,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812.80 : 74,261.44 = 29,941.76 : x
  2. Step 2: Convert to fraction form
    53,812.80/74,261.44 = 29,941.76/x
  3. Step 3: Cross multiply
    53,812.80x = 74,261.44 × 29,941.76
  4. Step 4: Simplify right side
    53,812.80x = 2,223,518,213.73
  5. Step 5: Solve for x
    x = 2,223,518,213.73/53,812.80
  6. Step 6: Final answer
    x = 41,319.50

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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.