Home / 68,916.02-103,152.49-35,590.59

Finding the Fourth Proportional to 68,916.02, 103,152.49 and 35,590.59

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Solution

The fourth proportional to 68,916.02, 103,152.49 and 35,590.59 is: 53,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,916.02 : 103,152.49 = 35,590.59 : x
  2. Step 2: Convert to fraction form
    68,916.02/103,152.49 = 35,590.59/x
  3. Step 3: Cross multiply
    68,916.02x = 103,152.49 × 35,590.59
  4. Step 4: Simplify right side
    68,916.02x = 3,671,257,890.09
  5. Step 5: Solve for x
    x = 3,671,257,890.09/68,916.02
  6. Step 6: Final answer
    x = 53,271.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.