Home / 67,672.02-93,386.60-37,457.40

Finding the Fourth Proportional to 67,672.02, 93,386.60 and 37,457.40

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Solution

The fourth proportional to 67,672.02, 93,386.60 and 37,457.40 is: 51,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,672.02 : 93,386.60 = 37,457.40 : x
  2. Step 2: Convert to fraction form
    67,672.02/93,386.60 = 37,457.40/x
  3. Step 3: Cross multiply
    67,672.02x = 93,386.60 × 37,457.40
  4. Step 4: Simplify right side
    67,672.02x = 3,498,019,230.84
  5. Step 5: Solve for x
    x = 3,498,019,230.84/67,672.02
  6. Step 6: Final answer
    x = 51,690.78

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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.