Home / 62,133.12-85,742.28-33,838.20

Finding the Fourth Proportional to 62,133.12, 85,742.28 and 33,838.20

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Solution

The fourth proportional to 62,133.12, 85,742.28 and 33,838.20 is: 46,695.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,133.12 : 85,742.28 = 33,838.20 : x
  2. Step 2: Convert to fraction form
    62,133.12/85,742.28 = 33,838.20/x
  3. Step 3: Cross multiply
    62,133.12x = 85,742.28 × 33,838.20
  4. Step 4: Simplify right side
    62,133.12x = 2,901,364,419.10
  5. Step 5: Solve for x
    x = 2,901,364,419.10/62,133.12
  6. Step 6: Final answer
    x = 46,695.94

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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.