Home / 94,338.70-130,185.29-54,076.20

Finding the Fourth Proportional to 94,338.70, 130,185.29 and 54,076.20

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Solution

The fourth proportional to 94,338.70, 130,185.29 and 54,076.20 is: 74,623.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,338.70 : 130,185.29 = 54,076.20 : x
  2. Step 2: Convert to fraction form
    94,338.70/130,185.29 = 54,076.20/x
  3. Step 3: Cross multiply
    94,338.70x = 130,185.29 × 54,076.20
  4. Step 4: Simplify right side
    94,338.70x = 7,039,925,779.10
  5. Step 5: Solve for x
    x = 7,039,925,779.10/94,338.70
  6. Step 6: Final answer
    x = 74,623.94

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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.