Home / 190,867.80-286,301.70-176,433.60

Finding the Fourth Proportional to 190,867.80, 286,301.70 and 176,433.60

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Solution

The fourth proportional to 190,867.80, 286,301.70 and 176,433.60 is: 264,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,867.80 : 286,301.70 = 176,433.60 : x
  2. Step 2: Convert to fraction form
    190,867.80/286,301.70 = 176,433.60/x
  3. Step 3: Cross multiply
    190,867.80x = 286,301.70 × 176,433.60
  4. Step 4: Simplify right side
    190,867.80x = 50,513,239,617.12
  5. Step 5: Solve for x
    x = 50,513,239,617.12/190,867.80
  6. Step 6: Final answer
    x = 264,650.40

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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.