Home / 97,150.36-145,730.75-30,595.67

Finding the Fourth Proportional to 97,150.36, 145,730.75 and 30,595.67

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Solution

The fourth proportional to 97,150.36, 145,730.75 and 30,595.67 is: 45,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,150.36 : 145,730.75 = 30,595.67 : x
  2. Step 2: Convert to fraction form
    97,150.36/145,730.75 = 30,595.67/x
  3. Step 3: Cross multiply
    97,150.36x = 145,730.75 × 30,595.67
  4. Step 4: Simplify right side
    97,150.36x = 4,458,730,420.45
  5. Step 5: Solve for x
    x = 4,458,730,420.45/97,150.36
  6. Step 6: Final answer
    x = 45,895.15

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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.