Home / 134,739.72-202,153.32-64,624.50

Finding the Fourth Proportional to 134,739.72, 202,153.32 and 64,624.50

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Solution

The fourth proportional to 134,739.72, 202,153.32 and 64,624.50 is: 96,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,739.72 : 202,153.32 = 64,624.50 : x
  2. Step 2: Convert to fraction form
    134,739.72/202,153.32 = 64,624.50/x
  3. Step 3: Cross multiply
    134,739.72x = 202,153.32 × 64,624.50
  4. Step 4: Simplify right side
    134,739.72x = 13,064,057,228.34
  5. Step 5: Solve for x
    x = 13,064,057,228.34/134,739.72
  6. Step 6: Final answer
    x = 96,957.73

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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.