Home / 98,349.48-135,725.67-62,538.71

Finding the Fourth Proportional to 98,349.48, 135,725.67 and 62,538.71

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Solution

The fourth proportional to 98,349.48, 135,725.67 and 62,538.71 is: 86,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,349.48 : 135,725.67 = 62,538.71 : x
  2. Step 2: Convert to fraction form
    98,349.48/135,725.67 = 62,538.71/x
  3. Step 3: Cross multiply
    98,349.48x = 135,725.67 × 62,538.71
  4. Step 4: Simplify right side
    98,349.48x = 8,488,107,637.06
  5. Step 5: Solve for x
    x = 8,488,107,637.06/98,349.48
  6. Step 6: Final answer
    x = 86,305.57

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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.