Home / 94,626.06-130,578-54,311.46

Finding the Fourth Proportional to 94,626.06, 130,578 and 54,311.46

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Solution

The fourth proportional to 94,626.06, 130,578 and 54,311.46 is: 74,946.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,626.06 : 130,578 = 54,311.46 : x
  2. Step 2: Convert to fraction form
    94,626.06/130,578 = 54,311.46/x
  3. Step 3: Cross multiply
    94,626.06x = 130,578 × 54,311.46
  4. Step 4: Simplify right side
    94,626.06x = 7,091,881,823.88
  5. Step 5: Solve for x
    x = 7,091,881,823.88/94,626.06
  6. Step 6: Final answer
    x = 74,946.39

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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.