Home / 109,509.61-164,293.60-34,631.13

Finding the Fourth Proportional to 109,509.61, 164,293.60 and 34,631.13

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Solution

The fourth proportional to 109,509.61, 164,293.60 and 34,631.13 is: 51,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,509.61 : 164,293.60 = 34,631.13 : x
  2. Step 2: Convert to fraction form
    109,509.61/164,293.60 = 34,631.13/x
  3. Step 3: Cross multiply
    109,509.61x = 164,293.60 × 34,631.13
  4. Step 4: Simplify right side
    109,509.61x = 5,689,673,019.77
  5. Step 5: Solve for x
    x = 5,689,673,019.77/109,509.61
  6. Step 6: Final answer
    x = 51,955.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.