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Finding the Fourth Proportional to 173,127.60, 238,929.21 and 101,547.09

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Solution

The fourth proportional to 173,127.60, 238,929.21 and 101,547.09 is: 140,142.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,127.60 : 238,929.21 = 101,547.09 : x
  2. Step 2: Convert to fraction form
    173,127.60/238,929.21 = 101,547.09/x
  3. Step 3: Cross multiply
    173,127.60x = 238,929.21 × 101,547.09
  4. Step 4: Simplify right side
    173,127.60x = 24,262,565,991.50
  5. Step 5: Solve for x
    x = 24,262,565,991.50/173,127.60
  6. Step 6: Final answer
    x = 140,142.68

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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.