Home / 147,519.99-221,280.12-63,225.45

Finding the Fourth Proportional to 147,519.99, 221,280.12 and 63,225.45

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Solution

The fourth proportional to 147,519.99, 221,280.12 and 63,225.45 is: 94,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,519.99 : 221,280.12 = 63,225.45 : x
  2. Step 2: Convert to fraction form
    147,519.99/221,280.12 = 63,225.45/x
  3. Step 3: Cross multiply
    147,519.99x = 221,280.12 × 63,225.45
  4. Step 4: Simplify right side
    147,519.99x = 13,990,535,163.05
  5. Step 5: Solve for x
    x = 13,990,535,163.05/147,519.99
  6. Step 6: Final answer
    x = 94,838.23

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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.