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Finding the Fourth Proportional to 125,790.75, 173,603.51 and 93,904.29

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Solution

The fourth proportional to 125,790.75, 173,603.51 and 93,904.29 is: 129,597.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,790.75 : 173,603.51 = 93,904.29 : x
  2. Step 2: Convert to fraction form
    125,790.75/173,603.51 = 93,904.29/x
  3. Step 3: Cross multiply
    125,790.75x = 173,603.51 × 93,904.29
  4. Step 4: Simplify right side
    125,790.75x = 16,302,114,348.06
  5. Step 5: Solve for x
    x = 16,302,114,348.06/125,790.75
  6. Step 6: Final answer
    x = 129,597.08

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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.