Home / 147,666.20-221,499.30-97,802.60

Finding the Fourth Proportional to 147,666.20, 221,499.30 and 97,802.60

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Solution

The fourth proportional to 147,666.20, 221,499.30 and 97,802.60 is: 146,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,666.20 : 221,499.30 = 97,802.60 : x
  2. Step 2: Convert to fraction form
    147,666.20/221,499.30 = 97,802.60/x
  3. Step 3: Cross multiply
    147,666.20x = 221,499.30 × 97,802.60
  4. Step 4: Simplify right side
    147,666.20x = 21,663,207,438.18
  5. Step 5: Solve for x
    x = 21,663,207,438.18/147,666.20
  6. Step 6: Final answer
    x = 146,703.90

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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.