Home / 77,233.20-106,590.80-47,036.22

Finding the Fourth Proportional to 77,233.20, 106,590.80 and 47,036.22

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Solution

The fourth proportional to 77,233.20, 106,590.80 and 47,036.22 is: 64,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,233.20 : 106,590.80 = 47,036.22 : x
  2. Step 2: Convert to fraction form
    77,233.20/106,590.80 = 47,036.22/x
  3. Step 3: Cross multiply
    77,233.20x = 106,590.80 × 47,036.22
  4. Step 4: Simplify right side
    77,233.20x = 5,013,628,083.59
  5. Step 5: Solve for x
    x = 5,013,628,083.59/77,233.20
  6. Step 6: Final answer
    x = 64,915.45

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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.