Home / 97,150.17-145,730.43-30,595.50

Finding the Fourth Proportional to 97,150.17, 145,730.43 and 30,595.50

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Solution

The fourth proportional to 97,150.17, 145,730.43 and 30,595.50 is: 45,894.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,150.17 : 145,730.43 = 30,595.50 : x
  2. Step 2: Convert to fraction form
    97,150.17/145,730.43 = 30,595.50/x
  3. Step 3: Cross multiply
    97,150.17x = 145,730.43 × 30,595.50
  4. Step 4: Simplify right side
    97,150.17x = 4,458,695,371.07
  5. Step 5: Solve for x
    x = 4,458,695,371.07/97,150.17
  6. Step 6: Final answer
    x = 45,894.88

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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.