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Finding the Fourth Proportional to 185,894.13, 278,826.75 and 59,547.51

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Solution

The fourth proportional to 185,894.13, 278,826.75 and 59,547.51 is: 89,316.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,894.13 : 278,826.75 = 59,547.51 : x
  2. Step 2: Convert to fraction form
    185,894.13/278,826.75 = 59,547.51/x
  3. Step 3: Cross multiply
    185,894.13x = 278,826.75 × 59,547.51
  4. Step 4: Simplify right side
    185,894.13x = 16,603,438,683.89
  5. Step 5: Solve for x
    x = 16,603,438,683.89/185,894.13
  6. Step 6: Final answer
    x = 89,316.64

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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.