Home / 94,521.90-130,439.20-54,242.01

Finding the Fourth Proportional to 94,521.90, 130,439.20 and 54,242.01

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Solution

The fourth proportional to 94,521.90, 130,439.20 and 54,242.01 is: 74,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,521.90 : 130,439.20 = 54,242.01 : x
  2. Step 2: Convert to fraction form
    94,521.90/130,439.20 = 54,242.01/x
  3. Step 3: Cross multiply
    94,521.90x = 130,439.20 × 54,242.01
  4. Step 4: Simplify right side
    94,521.90x = 7,075,284,390.79
  5. Step 5: Solve for x
    x = 7,075,284,390.79/94,521.90
  6. Step 6: Final answer
    x = 74,853.39

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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.