Home / 113,410.08-156,483.36-63,099.36

Finding the Fourth Proportional to 113,410.08, 156,483.36 and 63,099.36

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Solution

The fourth proportional to 113,410.08, 156,483.36 and 63,099.36 is: 87,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,410.08 : 156,483.36 = 63,099.36 : x
  2. Step 2: Convert to fraction form
    113,410.08/156,483.36 = 63,099.36/x
  3. Step 3: Cross multiply
    113,410.08x = 156,483.36 × 63,099.36
  4. Step 4: Simplify right side
    113,410.08x = 9,873,999,866.65
  5. Step 5: Solve for x
    x = 9,873,999,866.65/113,410.08
  6. Step 6: Final answer
    x = 87,064.57

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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.