Home / 109,346.66-150,898.93-61,600.76

Finding the Fourth Proportional to 109,346.66, 150,898.93 and 61,600.76

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Solution

The fourth proportional to 109,346.66, 150,898.93 and 61,600.76 is: 85,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,346.66 : 150,898.93 = 61,600.76 : x
  2. Step 2: Convert to fraction form
    109,346.66/150,898.93 = 61,600.76/x
  3. Step 3: Cross multiply
    109,346.66x = 150,898.93 × 61,600.76
  4. Step 4: Simplify right side
    109,346.66x = 9,295,488,771.19
  5. Step 5: Solve for x
    x = 9,295,488,771.19/109,346.66
  6. Step 6: Final answer
    x = 85,009.35

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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.