Home / 185,709.14-278,459.16-59,319.70

Finding the Fourth Proportional to 185,709.14, 278,459.16 and 59,319.70

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Solution

The fourth proportional to 185,709.14, 278,459.16 and 59,319.70 is: 88,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,709.14 : 278,459.16 = 59,319.70 : x
  2. Step 2: Convert to fraction form
    185,709.14/278,459.16 = 59,319.70/x
  3. Step 3: Cross multiply
    185,709.14x = 278,459.16 × 59,319.70
  4. Step 4: Simplify right side
    185,709.14x = 16,518,113,833.45
  5. Step 5: Solve for x
    x = 16,518,113,833.45/185,709.14
  6. Step 6: Final answer
    x = 88,946.15

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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.