Home / 104,548.40-156,901.47-48,427.89

Finding the Fourth Proportional to 104,548.40, 156,901.47 and 48,427.89

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Solution

The fourth proportional to 104,548.40, 156,901.47 and 48,427.89 is: 72,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,548.40 : 156,901.47 = 48,427.89 : x
  2. Step 2: Convert to fraction form
    104,548.40/156,901.47 = 48,427.89/x
  3. Step 3: Cross multiply
    104,548.40x = 156,901.47 × 48,427.89
  4. Step 4: Simplify right side
    104,548.40x = 7,598,406,345.49
  5. Step 5: Solve for x
    x = 7,598,406,345.49/104,548.40
  6. Step 6: Final answer
    x = 72,678.36

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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.