Home / 190,842.20-286,263.30-97,530.20

Finding the Fourth Proportional to 190,842.20, 286,263.30 and 97,530.20

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Solution

The fourth proportional to 190,842.20, 286,263.30 and 97,530.20 is: 146,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,842.20 : 286,263.30 = 97,530.20 : x
  2. Step 2: Convert to fraction form
    190,842.20/286,263.30 = 97,530.20/x
  3. Step 3: Cross multiply
    190,842.20x = 286,263.30 × 97,530.20
  4. Step 4: Simplify right side
    190,842.20x = 27,919,316,901.66
  5. Step 5: Solve for x
    x = 27,919,316,901.66/190,842.20
  6. Step 6: Final answer
    x = 146,295.30

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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.