Home / 42,135.50-58,146.99-23,273.84

Finding the Fourth Proportional to 42,135.50, 58,146.99 and 23,273.84

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Solution

The fourth proportional to 42,135.50, 58,146.99 and 23,273.84 is: 32,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,135.50 : 58,146.99 = 23,273.84 : x
  2. Step 2: Convert to fraction form
    42,135.50/58,146.99 = 23,273.84/x
  3. Step 3: Cross multiply
    42,135.50x = 58,146.99 × 23,273.84
  4. Step 4: Simplify right side
    42,135.50x = 1,353,303,741.74
  5. Step 5: Solve for x
    x = 1,353,303,741.74/42,135.50
  6. Step 6: Final answer
    x = 32,117.90

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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.