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Finding the Fourth Proportional to 240,021.17, 360,030.45 and 97,865.90

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Solution

The fourth proportional to 240,021.17, 360,030.45 and 97,865.90 is: 146,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,021.17 : 360,030.45 = 97,865.90 : x
  2. Step 2: Convert to fraction form
    240,021.17/360,030.45 = 97,865.90/x
  3. Step 3: Cross multiply
    240,021.17x = 360,030.45 × 97,865.90
  4. Step 4: Simplify right side
    240,021.17x = 35,234,702,216.50
  5. Step 5: Solve for x
    x = 35,234,702,216.50/240,021.17
  6. Step 6: Final answer
    x = 146,798.31

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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.