Home / 53,534.40-73,878.93-29,663.70

Finding the Fourth Proportional to 53,534.40, 73,878.93 and 29,663.70

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Solution

The fourth proportional to 53,534.40, 73,878.93 and 29,663.70 is: 40,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,534.40 : 73,878.93 = 29,663.70 : x
  2. Step 2: Convert to fraction form
    53,534.40/73,878.93 = 29,663.70/x
  3. Step 3: Cross multiply
    53,534.40x = 73,878.93 × 29,663.70
  4. Step 4: Simplify right side
    53,534.40x = 2,191,522,415.84
  5. Step 5: Solve for x
    x = 2,191,522,415.84/53,534.40
  6. Step 6: Final answer
    x = 40,936.71

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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.