Home / 109,624.70-164,437.05-30,752.30

Finding the Fourth Proportional to 109,624.70, 164,437.05 and 30,752.30

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Solution

The fourth proportional to 109,624.70, 164,437.05 and 30,752.30 is: 46,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,624.70 : 164,437.05 = 30,752.30 : x
  2. Step 2: Convert to fraction form
    109,624.70/164,437.05 = 30,752.30/x
  3. Step 3: Cross multiply
    109,624.70x = 164,437.05 × 30,752.30
  4. Step 4: Simplify right side
    109,624.70x = 5,056,817,492.72
  5. Step 5: Solve for x
    x = 5,056,817,492.72/109,624.70
  6. Step 6: Final answer
    x = 46,128.45

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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.