Home / 102,316.06-153,494.90-43,151.94

Finding the Fourth Proportional to 102,316.06, 153,494.90 and 43,151.94

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Solution

The fourth proportional to 102,316.06, 153,494.90 and 43,151.94 is: 64,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,316.06 : 153,494.90 = 43,151.94 : x
  2. Step 2: Convert to fraction form
    102,316.06/153,494.90 = 43,151.94/x
  3. Step 3: Cross multiply
    102,316.06x = 153,494.90 × 43,151.94
  4. Step 4: Simplify right side
    102,316.06x = 6,623,602,661.17
  5. Step 5: Solve for x
    x = 6,623,602,661.17/102,316.06
  6. Step 6: Final answer
    x = 64,736.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.