Home / 190,159.79-262,598.29-122,294.60

Finding the Fourth Proportional to 190,159.79, 262,598.29 and 122,294.60

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Solution

The fourth proportional to 190,159.79, 262,598.29 and 122,294.60 is: 168,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,159.79 : 262,598.29 = 122,294.60 : x
  2. Step 2: Convert to fraction form
    190,159.79/262,598.29 = 122,294.60/x
  3. Step 3: Cross multiply
    190,159.79x = 262,598.29 × 122,294.60
  4. Step 4: Simplify right side
    190,159.79x = 32,114,352,202.25
  5. Step 5: Solve for x
    x = 32,114,352,202.25/190,159.79
  6. Step 6: Final answer
    x = 168,880.88

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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.