Home / 114,779.60-158,391.24-64,477.52

Finding the Fourth Proportional to 114,779.60, 158,391.24 and 64,477.52

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Solution

The fourth proportional to 114,779.60, 158,391.24 and 64,477.52 is: 88,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,779.60 : 158,391.24 = 64,477.52 : x
  2. Step 2: Convert to fraction form
    114,779.60/158,391.24 = 64,477.52/x
  3. Step 3: Cross multiply
    114,779.60x = 158,391.24 × 64,477.52
  4. Step 4: Simplify right side
    114,779.60x = 10,212,674,344.92
  5. Step 5: Solve for x
    x = 10,212,674,344.92/114,779.60
  6. Step 6: Final answer
    x = 88,976.39

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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.