Home / 94,870.53-130,921.74-51,850.89

Finding the Fourth Proportional to 94,870.53, 130,921.74 and 51,850.89

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Solution

The fourth proportional to 94,870.53, 130,921.74 and 51,850.89 is: 71,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,870.53 : 130,921.74 = 51,850.89 : x
  2. Step 2: Convert to fraction form
    94,870.53/130,921.74 = 51,850.89/x
  3. Step 3: Cross multiply
    94,870.53x = 130,921.74 × 51,850.89
  4. Step 4: Simplify right side
    94,870.53x = 6,788,408,739.35
  5. Step 5: Solve for x
    x = 6,788,408,739.35/94,870.53
  6. Step 6: Final answer
    x = 71,554.45

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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.