Home / 98,624.64-136,102.02-53,302.47

Finding the Fourth Proportional to 98,624.64, 136,102.02 and 53,302.47

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Solution

The fourth proportional to 98,624.64, 136,102.02 and 53,302.47 is: 73,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,624.64 : 136,102.02 = 53,302.47 : x
  2. Step 2: Convert to fraction form
    98,624.64/136,102.02 = 53,302.47/x
  3. Step 3: Cross multiply
    98,624.64x = 136,102.02 × 53,302.47
  4. Step 4: Simplify right side
    98,624.64x = 7,254,573,837.99
  5. Step 5: Solve for x
    x = 7,254,573,837.99/98,624.64
  6. Step 6: Final answer
    x = 73,557.42

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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.