Home / 68,348.02-94,302.48-40,038.52

Finding the Fourth Proportional to 68,348.02, 94,302.48 and 40,038.52

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Solution

The fourth proportional to 68,348.02, 94,302.48 and 40,038.52 is: 55,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,348.02 : 94,302.48 = 40,038.52 : x
  2. Step 2: Convert to fraction form
    68,348.02/94,302.48 = 40,038.52/x
  3. Step 3: Cross multiply
    68,348.02x = 94,302.48 × 40,038.52
  4. Step 4: Simplify right side
    68,348.02x = 3,775,731,731.53
  5. Step 5: Solve for x
    x = 3,775,731,731.53/68,348.02
  6. Step 6: Final answer
    x = 55,242.74

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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.