Home / 66,454.02-99,257.40-60,119.28

Finding the Fourth Proportional to 66,454.02, 99,257.40 and 60,119.28

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Solution

The fourth proportional to 66,454.02, 99,257.40 and 60,119.28 is: 89,795.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,454.02 : 99,257.40 = 60,119.28 : x
  2. Step 2: Convert to fraction form
    66,454.02/99,257.40 = 60,119.28/x
  3. Step 3: Cross multiply
    66,454.02x = 99,257.40 × 60,119.28
  4. Step 4: Simplify right side
    66,454.02x = 5,967,283,422.67
  5. Step 5: Solve for x
    x = 5,967,283,422.67/66,454.02
  6. Step 6: Final answer
    x = 89,795.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.