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Finding the Fourth Proportional to 175,243.86, 241,071.30 and 153,636.30

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Solution

The fourth proportional to 175,243.86, 241,071.30 and 153,636.30 is: 211,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,243.86 : 241,071.30 = 153,636.30 : x
  2. Step 2: Convert to fraction form
    175,243.86/241,071.30 = 153,636.30/x
  3. Step 3: Cross multiply
    175,243.86x = 241,071.30 × 153,636.30
  4. Step 4: Simplify right side
    175,243.86x = 37,037,302,568.19
  5. Step 5: Solve for x
    x = 37,037,302,568.19/175,243.86
  6. Step 6: Final answer
    x = 211,347.22

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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.