Home / 145,861.22-201,325.93-95,000.69

Finding the Fourth Proportional to 145,861.22, 201,325.93 and 95,000.69

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Solution

The fourth proportional to 145,861.22, 201,325.93 and 95,000.69 is: 131,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,861.22 : 201,325.93 = 95,000.69 : x
  2. Step 2: Convert to fraction form
    145,861.22/201,325.93 = 95,000.69/x
  3. Step 3: Cross multiply
    145,861.22x = 201,325.93 × 95,000.69
  4. Step 4: Simplify right side
    145,861.22x = 19,126,101,020.76
  5. Step 5: Solve for x
    x = 19,126,101,020.76/145,861.22
  6. Step 6: Final answer
    x = 131,125.34

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1.5x scale

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.