Home / 64,010.36-88,309.66-40,095.40

Finding the Fourth Proportional to 64,010.36, 88,309.66 and 40,095.40

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Solution

The fourth proportional to 64,010.36, 88,309.66 and 40,095.40 is: 55,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.36 : 88,309.66 = 40,095.40 : x
  2. Step 2: Convert to fraction form
    64,010.36/88,309.66 = 40,095.40/x
  3. Step 3: Cross multiply
    64,010.36x = 88,309.66 × 40,095.40
  4. Step 4: Simplify right side
    64,010.36x = 3,540,811,141.56
  5. Step 5: Solve for x
    x = 3,540,811,141.56/64,010.36
  6. Step 6: Final answer
    x = 55,316.22

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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.