Home / 115,501.40-173,316.90-48,930.20

Finding the Fourth Proportional to 115,501.40, 173,316.90 and 48,930.20

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Solution

The fourth proportional to 115,501.40, 173,316.90 and 48,930.20 is: 73,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,501.40 : 173,316.90 = 48,930.20 : x
  2. Step 2: Convert to fraction form
    115,501.40/173,316.90 = 48,930.20/x
  3. Step 3: Cross multiply
    115,501.40x = 173,316.90 × 48,930.20
  4. Step 4: Simplify right side
    115,501.40x = 8,480,430,580.38
  5. Step 5: Solve for x
    x = 8,480,430,580.38/115,501.40
  6. Step 6: Final answer
    x = 73,422.75

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1.5x scale

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.