Home / 98,825.34-136,379.02-53,503.33

Finding the Fourth Proportional to 98,825.34, 136,379.02 and 53,503.33

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Solution

The fourth proportional to 98,825.34, 136,379.02 and 53,503.33 is: 73,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,825.34 : 136,379.02 = 53,503.33 : x
  2. Step 2: Convert to fraction form
    98,825.34/136,379.02 = 53,503.33/x
  3. Step 3: Cross multiply
    98,825.34x = 136,379.02 × 53,503.33
  4. Step 4: Simplify right side
    98,825.34x = 7,296,731,712.14
  5. Step 5: Solve for x
    x = 7,296,731,712.14/98,825.34
  6. Step 6: Final answer
    x = 73,834.62

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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.