Home / 166,192.48-229,455.60-102,623.68

Finding the Fourth Proportional to 166,192.48, 229,455.60 and 102,623.68

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Solution

The fourth proportional to 166,192.48, 229,455.60 and 102,623.68 is: 141,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,192.48 : 229,455.60 = 102,623.68 : x
  2. Step 2: Convert to fraction form
    166,192.48/229,455.60 = 102,623.68/x
  3. Step 3: Cross multiply
    166,192.48x = 229,455.60 × 102,623.68
  4. Step 4: Simplify right side
    166,192.48x = 23,547,578,068.61
  5. Step 5: Solve for x
    x = 23,547,578,068.61/166,192.48
  6. Step 6: Final answer
    x = 141,688.59

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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.