Home / 149,006.40-223,509.60-93,019.20

Finding the Fourth Proportional to 149,006.40, 223,509.60 and 93,019.20

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Solution

The fourth proportional to 149,006.40, 223,509.60 and 93,019.20 is: 139,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,006.40 : 223,509.60 = 93,019.20 : x
  2. Step 2: Convert to fraction form
    149,006.40/223,509.60 = 93,019.20/x
  3. Step 3: Cross multiply
    149,006.40x = 223,509.60 × 93,019.20
  4. Step 4: Simplify right side
    149,006.40x = 20,790,684,184.32
  5. Step 5: Solve for x
    x = 20,790,684,184.32/149,006.40
  6. Step 6: Final answer
    x = 139,528.80

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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.