Home / 149,075.10-223,483.05-89,847.90

Finding the Fourth Proportional to 149,075.10, 223,483.05 and 89,847.90

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Solution

The fourth proportional to 149,075.10, 223,483.05 and 89,847.90 is: 134,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,075.10 : 223,483.05 = 89,847.90 : x
  2. Step 2: Convert to fraction form
    149,075.10/223,483.05 = 89,847.90/x
  3. Step 3: Cross multiply
    149,075.10x = 223,483.05 × 89,847.90
  4. Step 4: Simplify right side
    149,075.10x = 20,079,482,728.10
  5. Step 5: Solve for x
    x = 20,079,482,728.10/149,075.10
  6. Step 6: Final answer
    x = 134,693.74

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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.