Home / 190,285.43-285,566.65-153,292.32

Finding the Fourth Proportional to 190,285.43, 285,566.65 and 153,292.32

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Solution

The fourth proportional to 190,285.43, 285,566.65 and 153,292.32 is: 230,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,285.43 : 285,566.65 = 153,292.32 : x
  2. Step 2: Convert to fraction form
    190,285.43/285,566.65 = 153,292.32/x
  3. Step 3: Cross multiply
    190,285.43x = 285,566.65 × 153,292.32
  4. Step 4: Simplify right side
    190,285.43x = 43,775,173,909.90
  5. Step 5: Solve for x
    x = 43,775,173,909.90/190,285.43
  6. Step 6: Final answer
    x = 230,050.06

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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.