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Finding the Fourth Proportional to 173,017.88, 238,779.25 and 97,580.96

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Solution

The fourth proportional to 173,017.88, 238,779.25 and 97,580.96 is: 134,669.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,017.88 : 238,779.25 = 97,580.96 : x
  2. Step 2: Convert to fraction form
    173,017.88/238,779.25 = 97,580.96/x
  3. Step 3: Cross multiply
    173,017.88x = 238,779.25 × 97,580.96
  4. Step 4: Simplify right side
    173,017.88x = 23,300,307,005.23
  5. Step 5: Solve for x
    x = 23,300,307,005.23/173,017.88
  6. Step 6: Final answer
    x = 134,669.94

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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.