Home / 134,531.40-201,840.30-59,622.60

Finding the Fourth Proportional to 134,531.40, 201,840.30 and 59,622.60

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Solution

The fourth proportional to 134,531.40, 201,840.30 and 59,622.60 is: 89,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,531.40 : 201,840.30 = 59,622.60 : x
  2. Step 2: Convert to fraction form
    134,531.40/201,840.30 = 59,622.60/x
  3. Step 3: Cross multiply
    134,531.40x = 201,840.30 × 59,622.60
  4. Step 4: Simplify right side
    134,531.40x = 12,034,243,470.78
  5. Step 5: Solve for x
    x = 12,034,243,470.78/134,531.40
  6. Step 6: Final answer
    x = 89,453.05

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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.