Home / 554,947.56-832,421.75-134,223.84

Finding the Fourth Proportional to 554,947.56, 832,421.75 and 134,223.84

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Solution

The fourth proportional to 554,947.56, 832,421.75 and 134,223.84 is: 201,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,947.56 : 832,421.75 = 134,223.84 : x
  2. Step 2: Convert to fraction form
    554,947.56/832,421.75 = 134,223.84/x
  3. Step 3: Cross multiply
    554,947.56x = 832,421.75 × 134,223.84
  4. Step 4: Simplify right side
    554,947.56x = 111,730,843,113.40
  5. Step 5: Solve for x
    x = 111,730,843,113.40/554,947.56
  6. Step 6: Final answer
    x = 201,335.86

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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.