Home / 98,681.93-136,180.96-53,359.80

Finding the Fourth Proportional to 98,681.93, 136,180.96 and 53,359.80

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Solution

The fourth proportional to 98,681.93, 136,180.96 and 53,359.80 is: 73,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,681.93 : 136,180.96 = 53,359.80 : x
  2. Step 2: Convert to fraction form
    98,681.93/136,180.96 = 53,359.80/x
  3. Step 3: Cross multiply
    98,681.93x = 136,180.96 × 53,359.80
  4. Step 4: Simplify right side
    98,681.93x = 7,266,589,263.26
  5. Step 5: Solve for x
    x = 7,266,589,263.26/98,681.93
  6. Step 6: Final answer
    x = 73,636.48

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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.