Home / 49,109.60-73,664.40-21,461.60

Finding the Fourth Proportional to 49,109.60, 73,664.40 and 21,461.60

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Solution

The fourth proportional to 49,109.60, 73,664.40 and 21,461.60 is: 32,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,109.60 : 73,664.40 = 21,461.60 : x
  2. Step 2: Convert to fraction form
    49,109.60/73,664.40 = 21,461.60/x
  3. Step 3: Cross multiply
    49,109.60x = 73,664.40 × 21,461.60
  4. Step 4: Simplify right side
    49,109.60x = 1,580,955,887.04
  5. Step 5: Solve for x
    x = 1,580,955,887.04/49,109.60
  6. Step 6: Final answer
    x = 32,192.40

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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.