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Finding the Fourth Proportional to 157,681, 236,556.06 and 59,185

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Solution

The fourth proportional to 157,681, 236,556.06 and 59,185 is: 88,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,681 : 236,556.06 = 59,185 : x
  2. Step 2: Convert to fraction form
    157,681/236,556.06 = 59,185/x
  3. Step 3: Cross multiply
    157,681x = 236,556.06 × 59,185
  4. Step 4: Simplify right side
    157,681x = 14,000,570,411.10
  5. Step 5: Solve for x
    x = 14,000,570,411.10/157,681
  6. Step 6: Final answer
    x = 88,790.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.