Home / 113,562.08-156,713.64-63,260

Finding the Fourth Proportional to 113,562.08, 156,713.64 and 63,260

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Solution

The fourth proportional to 113,562.08, 156,713.64 and 63,260 is: 87,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,562.08 : 156,713.64 = 63,260 : x
  2. Step 2: Convert to fraction form
    113,562.08/156,713.64 = 63,260/x
  3. Step 3: Cross multiply
    113,562.08x = 156,713.64 × 63,260
  4. Step 4: Simplify right side
    113,562.08x = 9,913,704,866.40
  5. Step 5: Solve for x
    x = 9,913,704,866.40/113,562.08
  6. Step 6: Final answer
    x = 87,297.67

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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.