Home / 147,577.50-221,403.62-42,396.48

Finding the Fourth Proportional to 147,577.50, 221,403.62 and 42,396.48

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Solution

The fourth proportional to 147,577.50, 221,403.62 and 42,396.48 is: 63,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,577.50 : 221,403.62 = 42,396.48 : x
  2. Step 2: Convert to fraction form
    147,577.50/221,403.62 = 42,396.48/x
  3. Step 3: Cross multiply
    147,577.50x = 221,403.62 × 42,396.48
  4. Step 4: Simplify right side
    147,577.50x = 9,386,734,253.25
  5. Step 5: Solve for x
    x = 9,386,734,253.25/147,577.50
  6. Step 6: Final answer
    x = 63,605.46

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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.