Home / 51,501.48-77,266.80-30,460.20

Finding the Fourth Proportional to 51,501.48, 77,266.80 and 30,460.20

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Solution

The fourth proportional to 51,501.48, 77,266.80 and 30,460.20 is: 45,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,501.48 : 77,266.80 = 30,460.20 : x
  2. Step 2: Convert to fraction form
    51,501.48/77,266.80 = 30,460.20/x
  3. Step 3: Cross multiply
    51,501.48x = 77,266.80 × 30,460.20
  4. Step 4: Simplify right side
    51,501.48x = 2,353,562,181.36
  5. Step 5: Solve for x
    x = 2,353,562,181.36/51,501.48
  6. Step 6: Final answer
    x = 45,698.92

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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.