Home / 42,618.37-63,927.60-23,021.53

Finding the Fourth Proportional to 42,618.37, 63,927.60 and 23,021.53

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Solution

The fourth proportional to 42,618.37, 63,927.60 and 23,021.53 is: 34,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,618.37 : 63,927.60 = 23,021.53 : x
  2. Step 2: Convert to fraction form
    42,618.37/63,927.60 = 23,021.53/x
  3. Step 3: Cross multiply
    42,618.37x = 63,927.60 × 23,021.53
  4. Step 4: Simplify right side
    42,618.37x = 1,471,711,161.23
  5. Step 5: Solve for x
    x = 1,471,711,161.23/42,618.37
  6. Step 6: Final answer
    x = 34,532.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.