Home / 34,303.53-47,333.17-20,159.11

Finding the Fourth Proportional to 34,303.53, 47,333.17 and 20,159.11

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Solution

The fourth proportional to 34,303.53, 47,333.17 and 20,159.11 is: 27,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,303.53 : 47,333.17 = 20,159.11 : x
  2. Step 2: Convert to fraction form
    34,303.53/47,333.17 = 20,159.11/x
  3. Step 3: Cross multiply
    34,303.53x = 47,333.17 × 20,159.11
  4. Step 4: Simplify right side
    34,303.53x = 954,194,580.68
  5. Step 5: Solve for x
    x = 954,194,580.68/34,303.53
  6. Step 6: Final answer
    x = 27,816.22

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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.