Home / 66,903.05-92,325.51-36,688.29

Finding the Fourth Proportional to 66,903.05, 92,325.51 and 36,688.29

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Solution

The fourth proportional to 66,903.05, 92,325.51 and 36,688.29 is: 50,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,903.05 : 92,325.51 = 36,688.29 : x
  2. Step 2: Convert to fraction form
    66,903.05/92,325.51 = 36,688.29/x
  3. Step 3: Cross multiply
    66,903.05x = 92,325.51 × 36,688.29
  4. Step 4: Simplify right side
    66,903.05x = 3,387,265,085.28
  5. Step 5: Solve for x
    x = 3,387,265,085.28/66,903.05
  6. Step 6: Final answer
    x = 50,629.46

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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.