Home / 150,396.63-207,547.35-89,969.82

Finding the Fourth Proportional to 150,396.63, 207,547.35 and 89,969.82

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Solution

The fourth proportional to 150,396.63, 207,547.35 and 89,969.82 is: 124,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,396.63 : 207,547.35 = 89,969.82 : x
  2. Step 2: Convert to fraction form
    150,396.63/207,547.35 = 89,969.82/x
  3. Step 3: Cross multiply
    150,396.63x = 207,547.35 × 89,969.82
  4. Step 4: Simplify right side
    150,396.63x = 18,672,996,683.24
  5. Step 5: Solve for x
    x = 18,672,996,683.24/150,396.63
  6. Step 6: Final answer
    x = 124,158.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.