Home / 74,837.40-103,293.36-43,024.80

Finding the Fourth Proportional to 74,837.40, 103,293.36 and 43,024.80

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Solution

The fourth proportional to 74,837.40, 103,293.36 and 43,024.80 is: 59,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,837.40 : 103,293.36 = 43,024.80 : x
  2. Step 2: Convert to fraction form
    74,837.40/103,293.36 = 43,024.80/x
  3. Step 3: Cross multiply
    74,837.40x = 103,293.36 × 43,024.80
  4. Step 4: Simplify right side
    74,837.40x = 4,444,176,155.33
  5. Step 5: Solve for x
    x = 4,444,176,155.33/74,837.40
  6. Step 6: Final answer
    x = 59,384.43

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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.