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Finding the Fourth Proportional to 62,196.51, 85,831.11 and 33,902.19

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Solution

The fourth proportional to 62,196.51, 85,831.11 and 33,902.19 is: 46,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,196.51 : 85,831.11 = 33,902.19 : x
  2. Step 2: Convert to fraction form
    62,196.51/85,831.11 = 33,902.19/x
  3. Step 3: Cross multiply
    62,196.51x = 85,831.11 × 33,902.19
  4. Step 4: Simplify right side
    62,196.51x = 2,909,862,599.13
  5. Step 5: Solve for x
    x = 2,909,862,599.13/62,196.51
  6. Step 6: Final answer
    x = 46,784.98

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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.