Home / 79,865.40-119,548.80-58,829.16

Finding the Fourth Proportional to 79,865.40, 119,548.80 and 58,829.16

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Solution

The fourth proportional to 79,865.40, 119,548.80 and 58,829.16 is: 88,060.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,865.40 : 119,548.80 = 58,829.16 : x
  2. Step 2: Convert to fraction form
    79,865.40/119,548.80 = 58,829.16/x
  3. Step 3: Cross multiply
    79,865.40x = 119,548.80 × 58,829.16
  4. Step 4: Simplify right side
    79,865.40x = 7,032,955,483.01
  5. Step 5: Solve for x
    x = 7,032,955,483.01/79,865.40
  6. Step 6: Final answer
    x = 88,060.10

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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.