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Finding the Fourth Proportional to 178,526.76, 267,779.14 and 73,343

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Solution

The fourth proportional to 178,526.76, 267,779.14 and 73,343 is: 110,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,526.76 : 267,779.14 = 73,343 : x
  2. Step 2: Convert to fraction form
    178,526.76/267,779.14 = 73,343/x
  3. Step 3: Cross multiply
    178,526.76x = 267,779.14 × 73,343
  4. Step 4: Simplify right side
    178,526.76x = 19,639,725,465.02
  5. Step 5: Solve for x
    x = 19,639,725,465.02/178,526.76
  6. Step 6: Final answer
    x = 110,009.98

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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.