Home / 70,588.14-97,411.74-38,759.07

Finding the Fourth Proportional to 70,588.14, 97,411.74 and 38,759.07

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Solution

The fourth proportional to 70,588.14, 97,411.74 and 38,759.07 is: 53,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,588.14 : 97,411.74 = 38,759.07 : x
  2. Step 2: Convert to fraction form
    70,588.14/97,411.74 = 38,759.07/x
  3. Step 3: Cross multiply
    70,588.14x = 97,411.74 × 38,759.07
  4. Step 4: Simplify right side
    70,588.14x = 3,775,588,449.48
  5. Step 5: Solve for x
    x = 3,775,588,449.48/70,588.14
  6. Step 6: Final answer
    x = 53,487.58

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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.