Home / 190,065.60-285,161.74-63,718.34

Finding the Fourth Proportional to 190,065.60, 285,161.74 and 63,718.34

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Solution

The fourth proportional to 190,065.60, 285,161.74 and 63,718.34 is: 95,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,065.60 : 285,161.74 = 63,718.34 : x
  2. Step 2: Convert to fraction form
    190,065.60/285,161.74 = 63,718.34/x
  3. Step 3: Cross multiply
    190,065.60x = 285,161.74 × 63,718.34
  4. Step 4: Simplify right side
    190,065.60x = 18,170,032,704.31
  5. Step 5: Solve for x
    x = 18,170,032,704.31/190,065.60
  6. Step 6: Final answer
    x = 95,598.74

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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.