Home / 98,796.03-136,337.14-56,355.27

Finding the Fourth Proportional to 98,796.03, 136,337.14 and 56,355.27

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Solution

The fourth proportional to 98,796.03, 136,337.14 and 56,355.27 is: 77,769.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,796.03 : 136,337.14 = 56,355.27 : x
  2. Step 2: Convert to fraction form
    98,796.03/136,337.14 = 56,355.27/x
  3. Step 3: Cross multiply
    98,796.03x = 136,337.14 × 56,355.27
  4. Step 4: Simplify right side
    98,796.03x = 7,683,316,335.73
  5. Step 5: Solve for x
    x = 7,683,316,335.73/98,796.03
  6. Step 6: Final answer
    x = 77,769.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.