Home / 67,742.79-93,490.32-37,530.90

Finding the Fourth Proportional to 67,742.79, 93,490.32 and 37,530.90

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Solution

The fourth proportional to 67,742.79, 93,490.32 and 37,530.90 is: 51,795.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,742.79 : 93,490.32 = 37,530.90 : x
  2. Step 2: Convert to fraction form
    67,742.79/93,490.32 = 37,530.90/x
  3. Step 3: Cross multiply
    67,742.79x = 93,490.32 × 37,530.90
  4. Step 4: Simplify right side
    67,742.79x = 3,508,775,991.63
  5. Step 5: Solve for x
    x = 3,508,775,991.63/67,742.79
  6. Step 6: Final answer
    x = 51,795.57

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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.