Home / 61,906.47-85,430.94-33,612.17

Finding the Fourth Proportional to 61,906.47, 85,430.94 and 33,612.17

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Solution

The fourth proportional to 61,906.47, 85,430.94 and 33,612.17 is: 46,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,906.47 : 85,430.94 = 33,612.17 : x
  2. Step 2: Convert to fraction form
    61,906.47/85,430.94 = 33,612.17/x
  3. Step 3: Cross multiply
    61,906.47x = 85,430.94 × 33,612.17
  4. Step 4: Simplify right side
    61,906.47x = 2,871,518,851.39
  5. Step 5: Solve for x
    x = 2,871,518,851.39/61,906.47
  6. Step 6: Final answer
    x = 46,384.79

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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.