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Finding the Fourth Proportional to 169,417.58, 233,897.56 and 105,841.49

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Solution

The fourth proportional to 169,417.58, 233,897.56 and 105,841.49 is: 146,124.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,417.58 : 233,897.56 = 105,841.49 : x
  2. Step 2: Convert to fraction form
    169,417.58/233,897.56 = 105,841.49/x
  3. Step 3: Cross multiply
    169,417.58x = 233,897.56 × 105,841.49
  4. Step 4: Simplify right side
    169,417.58x = 24,756,064,823.67
  5. Step 5: Solve for x
    x = 24,756,064,823.67/169,417.58
  6. Step 6: Final answer
    x = 146,124.54

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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.