Home / 94,018.90-129,757.58-53,723.42

Finding the Fourth Proportional to 94,018.90, 129,757.58 and 53,723.42

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Solution

The fourth proportional to 94,018.90, 129,757.58 and 53,723.42 is: 74,144.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,018.90 : 129,757.58 = 53,723.42 : x
  2. Step 2: Convert to fraction form
    94,018.90/129,757.58 = 53,723.42/x
  3. Step 3: Cross multiply
    94,018.90x = 129,757.58 × 53,723.42
  4. Step 4: Simplify right side
    94,018.90x = 6,971,020,968.52
  5. Step 5: Solve for x
    x = 6,971,020,968.52/94,018.90
  6. Step 6: Final answer
    x = 74,144.89

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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.