Home / 48,001.60-66,240.64-30,106.56

Finding the Fourth Proportional to 48,001.60, 66,240.64 and 30,106.56

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Solution

The fourth proportional to 48,001.60, 66,240.64 and 30,106.56 is: 41,546.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,001.60 : 66,240.64 = 30,106.56 : x
  2. Step 2: Convert to fraction form
    48,001.60/66,240.64 = 30,106.56/x
  3. Step 3: Cross multiply
    48,001.60x = 66,240.64 × 30,106.56
  4. Step 4: Simplify right side
    48,001.60x = 1,994,277,802.60
  5. Step 5: Solve for x
    x = 1,994,277,802.60/48,001.60
  6. Step 6: Final answer
    x = 41,546.07

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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.