Home / 149,064.60-223,467.30-89,837.40

Finding the Fourth Proportional to 149,064.60, 223,467.30 and 89,837.40

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Solution

The fourth proportional to 149,064.60, 223,467.30 and 89,837.40 is: 134,677.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,064.60 : 223,467.30 = 89,837.40 : x
  2. Step 2: Convert to fraction form
    149,064.60/223,467.30 = 89,837.40/x
  3. Step 3: Cross multiply
    149,064.60x = 223,467.30 × 89,837.40
  4. Step 4: Simplify right side
    149,064.60x = 20,075,721,217.02
  5. Step 5: Solve for x
    x = 20,075,721,217.02/149,064.60
  6. Step 6: Final answer
    x = 134,677.99

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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.