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Finding the Fourth Proportional to 67,703.74, 93,430.03 and 37,488.42

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Solution

The fourth proportional to 67,703.74, 93,430.03 and 37,488.42 is: 51,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,703.74 : 93,430.03 = 37,488.42 : x
  2. Step 2: Convert to fraction form
    67,703.74/93,430.03 = 37,488.42/x
  3. Step 3: Cross multiply
    67,703.74x = 93,430.03 × 37,488.42
  4. Step 4: Simplify right side
    67,703.74x = 3,502,543,734.95
  5. Step 5: Solve for x
    x = 3,502,543,734.95/67,703.74
  6. Step 6: Final answer
    x = 51,733.38

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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.