Home / 149,225.40-223,643.70-60,406.20

Finding the Fourth Proportional to 149,225.40, 223,643.70 and 60,406.20

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Solution

The fourth proportional to 149,225.40, 223,643.70 and 60,406.20 is: 90,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,225.40 : 223,643.70 = 60,406.20 : x
  2. Step 2: Convert to fraction form
    149,225.40/223,643.70 = 60,406.20/x
  3. Step 3: Cross multiply
    149,225.40x = 223,643.70 × 60,406.20
  4. Step 4: Simplify right side
    149,225.40x = 13,509,466,070.94
  5. Step 5: Solve for x
    x = 13,509,466,070.94/149,225.40
  6. Step 6: Final answer
    x = 90,530.61

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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.