Home / 190,159.60-262,337.84-114,666.16

Finding the Fourth Proportional to 190,159.60, 262,337.84 and 114,666.16

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Solution

The fourth proportional to 190,159.60, 262,337.84 and 114,666.16 is: 158,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,159.60 : 262,337.84 = 114,666.16 : x
  2. Step 2: Convert to fraction form
    190,159.60/262,337.84 = 114,666.16/x
  3. Step 3: Cross multiply
    190,159.60x = 262,337.84 × 114,666.16
  4. Step 4: Simplify right side
    190,159.60x = 30,081,272,735.49
  5. Step 5: Solve for x
    x = 30,081,272,735.49/190,159.60
  6. Step 6: Final answer
    x = 158,189.61

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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.