Home / 190,851.60-286,277.40-124,366.80

Finding the Fourth Proportional to 190,851.60, 286,277.40 and 124,366.80

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Solution

The fourth proportional to 190,851.60, 286,277.40 and 124,366.80 is: 186,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,851.60 : 286,277.40 = 124,366.80 : x
  2. Step 2: Convert to fraction form
    190,851.60/286,277.40 = 124,366.80/x
  3. Step 3: Cross multiply
    190,851.60x = 286,277.40 × 124,366.80
  4. Step 4: Simplify right side
    190,851.60x = 35,603,404,150.32
  5. Step 5: Solve for x
    x = 35,603,404,150.32/190,851.60
  6. Step 6: Final answer
    x = 186,550.20

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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.