Home / 104,703.04-157,053.84-42,372.64

Finding the Fourth Proportional to 104,703.04, 157,053.84 and 42,372.64

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Solution

The fourth proportional to 104,703.04, 157,053.84 and 42,372.64 is: 63,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,703.04 : 157,053.84 = 42,372.64 : x
  2. Step 2: Convert to fraction form
    104,703.04/157,053.84 = 42,372.64/x
  3. Step 3: Cross multiply
    104,703.04x = 157,053.84 × 42,372.64
  4. Step 4: Simplify right side
    104,703.04x = 6,654,785,822.94
  5. Step 5: Solve for x
    x = 6,654,785,822.94/104,703.04
  6. Step 6: Final answer
    x = 63,558.67

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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.