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Finding the Fourth Proportional to 94,230.54, 130,036.59 and 51,788.16

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Solution

The fourth proportional to 94,230.54, 130,036.59 and 51,788.16 is: 71,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,230.54 : 130,036.59 = 51,788.16 : x
  2. Step 2: Convert to fraction form
    94,230.54/130,036.59 = 51,788.16/x
  3. Step 3: Cross multiply
    94,230.54x = 130,036.59 × 51,788.16
  4. Step 4: Simplify right side
    94,230.54x = 6,734,355,728.77
  5. Step 5: Solve for x
    x = 6,734,355,728.77/94,230.54
  6. Step 6: Final answer
    x = 71,466.81

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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.