Home / 190,710.79-286,066.18-148,622.36

Finding the Fourth Proportional to 190,710.79, 286,066.18 and 148,622.36

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Solution

The fourth proportional to 190,710.79, 286,066.18 and 148,622.36 is: 222,933.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,710.79 : 286,066.18 = 148,622.36 : x
  2. Step 2: Convert to fraction form
    190,710.79/286,066.18 = 148,622.36/x
  3. Step 3: Cross multiply
    190,710.79x = 286,066.18 × 148,622.36
  4. Step 4: Simplify right side
    190,710.79x = 42,515,829,929.79
  5. Step 5: Solve for x
    x = 42,515,829,929.79/190,710.79
  6. Step 6: Final answer
    x = 222,933.53

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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.