Home / 75,098.94-103,636.02-43,267.15

Finding the Fourth Proportional to 75,098.94, 103,636.02 and 43,267.15

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Solution

The fourth proportional to 75,098.94, 103,636.02 and 43,267.15 is: 59,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,098.94 : 103,636.02 = 43,267.15 : x
  2. Step 2: Convert to fraction form
    75,098.94/103,636.02 = 43,267.15/x
  3. Step 3: Cross multiply
    75,098.94x = 103,636.02 × 43,267.15
  4. Step 4: Simplify right side
    75,098.94x = 4,484,035,222.74
  5. Step 5: Solve for x
    x = 4,484,035,222.74/75,098.94
  6. Step 6: Final answer
    x = 59,708.37

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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.