Home / 97,946.16-135,165.64-53,234.16

Finding the Fourth Proportional to 97,946.16, 135,165.64 and 53,234.16

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Solution

The fourth proportional to 97,946.16, 135,165.64 and 53,234.16 is: 73,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,946.16 : 135,165.64 = 53,234.16 : x
  2. Step 2: Convert to fraction form
    97,946.16/135,165.64 = 53,234.16/x
  3. Step 3: Cross multiply
    97,946.16x = 135,165.64 × 53,234.16
  4. Step 4: Simplify right side
    97,946.16x = 7,195,429,306.26
  5. Step 5: Solve for x
    x = 7,195,429,306.26/97,946.16
  6. Step 6: Final answer
    x = 73,463.11

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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.