Home / 57,223.24-78,989.56-33,357.40

Finding the Fourth Proportional to 57,223.24, 78,989.56 and 33,357.40

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Solution

The fourth proportional to 57,223.24, 78,989.56 and 33,357.40 is: 46,045.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,223.24 : 78,989.56 = 33,357.40 : x
  2. Step 2: Convert to fraction form
    57,223.24/78,989.56 = 33,357.40/x
  3. Step 3: Cross multiply
    57,223.24x = 78,989.56 × 33,357.40
  4. Step 4: Simplify right side
    57,223.24x = 2,634,886,348.74
  5. Step 5: Solve for x
    x = 2,634,886,348.74/57,223.24
  6. Step 6: Final answer
    x = 46,045.74

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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.