Home / 190,445.34-285,672.06-64,089.39

Finding the Fourth Proportional to 190,445.34, 285,672.06 and 64,089.39

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Solution

The fourth proportional to 190,445.34, 285,672.06 and 64,089.39 is: 96,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,445.34 : 285,672.06 = 64,089.39 : x
  2. Step 2: Convert to fraction form
    190,445.34/285,672.06 = 64,089.39/x
  3. Step 3: Cross multiply
    190,445.34x = 285,672.06 × 64,089.39
  4. Step 4: Simplify right side
    190,445.34x = 18,308,548,065.44
  5. Step 5: Solve for x
    x = 18,308,548,065.44/190,445.34
  6. Step 6: Final answer
    x = 96,135.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.