Home / 113,647.26-156,900.48-101,037.18

Finding the Fourth Proportional to 113,647.26, 156,900.48 and 101,037.18

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Solution

The fourth proportional to 113,647.26, 156,900.48 and 101,037.18 is: 139,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,647.26 : 156,900.48 = 101,037.18 : x
  2. Step 2: Convert to fraction form
    113,647.26/156,900.48 = 101,037.18/x
  3. Step 3: Cross multiply
    113,647.26x = 156,900.48 × 101,037.18
  4. Step 4: Simplify right side
    113,647.26x = 15,852,782,039.85
  5. Step 5: Solve for x
    x = 15,852,782,039.85/113,647.26
  6. Step 6: Final answer
    x = 139,491.11

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1.5x scale

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.