Home / 64,696.51-89,280.26-36,402.13

Finding the Fourth Proportional to 64,696.51, 89,280.26 and 36,402.13

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Solution

The fourth proportional to 64,696.51, 89,280.26 and 36,402.13 is: 50,234.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,696.51 : 89,280.26 = 36,402.13 : x
  2. Step 2: Convert to fraction form
    64,696.51/89,280.26 = 36,402.13/x
  3. Step 3: Cross multiply
    64,696.51x = 89,280.26 × 36,402.13
  4. Step 4: Simplify right side
    64,696.51x = 3,249,991,184.55
  5. Step 5: Solve for x
    x = 3,249,991,184.55/64,696.51
  6. Step 6: Final answer
    x = 50,234.42

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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.