Home / 97,169.57-134,127.56-56,896.28

Finding the Fourth Proportional to 97,169.57, 134,127.56 and 56,896.28

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Solution

The fourth proportional to 97,169.57, 134,127.56 and 56,896.28 is: 78,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,169.57 : 134,127.56 = 56,896.28 : x
  2. Step 2: Convert to fraction form
    97,169.57/134,127.56 = 56,896.28/x
  3. Step 3: Cross multiply
    97,169.57x = 134,127.56 × 56,896.28
  4. Step 4: Simplify right side
    97,169.57x = 7,631,358,254.36
  5. Step 5: Solve for x
    x = 7,631,358,254.36/97,169.57
  6. Step 6: Final answer
    x = 78,536.51

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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.