Home / 53,390.95-73,679.97-29,518.63

Finding the Fourth Proportional to 53,390.95, 73,679.97 and 29,518.63

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Solution

The fourth proportional to 53,390.95, 73,679.97 and 29,518.63 is: 40,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390.95 : 73,679.97 = 29,518.63 : x
  2. Step 2: Convert to fraction form
    53,390.95/73,679.97 = 29,518.63/x
  3. Step 3: Cross multiply
    53,390.95x = 73,679.97 × 29,518.63
  4. Step 4: Simplify right side
    53,390.95x = 2,174,931,772.84
  5. Step 5: Solve for x
    x = 2,174,931,772.84/53,390.95
  6. Step 6: Final answer
    x = 40,735.96

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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.