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Finding the Fourth Proportional to 163,053.48, 224,918.24 and 102,528.20

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Solution

The fourth proportional to 163,053.48, 224,918.24 and 102,528.20 is: 141,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,053.48 : 224,918.24 = 102,528.20 : x
  2. Step 2: Convert to fraction form
    163,053.48/224,918.24 = 102,528.20/x
  3. Step 3: Cross multiply
    163,053.48x = 224,918.24 × 102,528.20
  4. Step 4: Simplify right side
    163,053.48x = 23,060,462,294.37
  5. Step 5: Solve for x
    x = 23,060,462,294.37/163,053.48
  6. Step 6: Final answer
    x = 141,428.83

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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.