Home / 97,186.52-134,117.75-56,358.60

Finding the Fourth Proportional to 97,186.52, 134,117.75 and 56,358.60

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Solution

The fourth proportional to 97,186.52, 134,117.75 and 56,358.60 is: 77,775.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,186.52 : 134,117.75 = 56,358.60 : x
  2. Step 2: Convert to fraction form
    97,186.52/134,117.75 = 56,358.60/x
  3. Step 3: Cross multiply
    97,186.52x = 134,117.75 × 56,358.60
  4. Step 4: Simplify right side
    97,186.52x = 7,558,688,766.05
  5. Step 5: Solve for x
    x = 7,558,688,766.05/97,186.52
  6. Step 6: Final answer
    x = 77,775.08

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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.