Home / 68,045.17-93,897-37,828.65

Finding the Fourth Proportional to 68,045.17, 93,897 and 37,828.65

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Solution

The fourth proportional to 68,045.17, 93,897 and 37,828.65 is: 52,200.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045.17 : 93,897 = 37,828.65 : x
  2. Step 2: Convert to fraction form
    68,045.17/93,897 = 37,828.65/x
  3. Step 3: Cross multiply
    68,045.17x = 93,897 × 37,828.65
  4. Step 4: Simplify right side
    68,045.17x = 3,551,996,749.05
  5. Step 5: Solve for x
    x = 3,551,996,749.05/68,045.17
  6. Step 6: Final answer
    x = 52,200.57

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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.