Home / 113,762.16-156,993.48-62,774.10

Finding the Fourth Proportional to 113,762.16, 156,993.48 and 62,774.10

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Solution

The fourth proportional to 113,762.16, 156,993.48 and 62,774.10 is: 86,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,762.16 : 156,993.48 = 62,774.10 : x
  2. Step 2: Convert to fraction form
    113,762.16/156,993.48 = 62,774.10/x
  3. Step 3: Cross multiply
    113,762.16x = 156,993.48 × 62,774.10
  4. Step 4: Simplify right side
    113,762.16x = 9,855,124,412.87
  5. Step 5: Solve for x
    x = 9,855,124,412.87/113,762.16
  6. Step 6: Final answer
    x = 86,629.20

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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.