Home / 98,837.34-136,259.96-62,520.72

Finding the Fourth Proportional to 98,837.34, 136,259.96 and 62,520.72

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Solution

The fourth proportional to 98,837.34, 136,259.96 and 62,520.72 is: 86,192.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,837.34 : 136,259.96 = 62,520.72 : x
  2. Step 2: Convert to fraction form
    98,837.34/136,259.96 = 62,520.72/x
  3. Step 3: Cross multiply
    98,837.34x = 136,259.96 × 62,520.72
  4. Step 4: Simplify right side
    98,837.34x = 8,519,070,806.37
  5. Step 5: Solve for x
    x = 8,519,070,806.37/98,837.34
  6. Step 6: Final answer
    x = 86,192.84

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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.