Home / 97,875.05-134,939.05-70,628.27

Finding the Fourth Proportional to 97,875.05, 134,939.05 and 70,628.27

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Solution

The fourth proportional to 97,875.05, 134,939.05 and 70,628.27 is: 97,374.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,875.05 : 134,939.05 = 70,628.27 : x
  2. Step 2: Convert to fraction form
    97,875.05/134,939.05 = 70,628.27/x
  3. Step 3: Cross multiply
    97,875.05x = 134,939.05 × 70,628.27
  4. Step 4: Simplify right side
    97,875.05x = 9,530,510,805.68
  5. Step 5: Solve for x
    x = 9,530,510,805.68/97,875.05
  6. Step 6: Final answer
    x = 97,374.27

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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.