Home / 110,730.99-152,806.64-60,430.35

Finding the Fourth Proportional to 110,730.99, 152,806.64 and 60,430.35

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Solution

The fourth proportional to 110,730.99, 152,806.64 and 60,430.35 is: 83,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,730.99 : 152,806.64 = 60,430.35 : x
  2. Step 2: Convert to fraction form
    110,730.99/152,806.64 = 60,430.35/x
  3. Step 3: Cross multiply
    110,730.99x = 152,806.64 × 60,430.35
  4. Step 4: Simplify right side
    110,730.99x = 9,234,158,435.37
  5. Step 5: Solve for x
    x = 9,234,158,435.37/110,730.99
  6. Step 6: Final answer
    x = 83,392.72

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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.