Home / 185,848.56-278,783.43-52,718.40

Finding the Fourth Proportional to 185,848.56, 278,783.43 and 52,718.40

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Solution

The fourth proportional to 185,848.56, 278,783.43 and 52,718.40 is: 79,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,848.56 : 278,783.43 = 52,718.40 : x
  2. Step 2: Convert to fraction form
    185,848.56/278,783.43 = 52,718.40/x
  3. Step 3: Cross multiply
    185,848.56x = 278,783.43 × 52,718.40
  4. Step 4: Simplify right side
    185,848.56x = 14,697,016,376.11
  5. Step 5: Solve for x
    x = 14,697,016,376.11/185,848.56
  6. Step 6: Final answer
    x = 79,080.60

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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.