Home / 287,246.07-430,776.47-95,084.64

Finding the Fourth Proportional to 287,246.07, 430,776.47 and 95,084.64

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Solution

The fourth proportional to 287,246.07, 430,776.47 and 95,084.64 is: 142,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,246.07 : 430,776.47 = 95,084.64 : x
  2. Step 2: Convert to fraction form
    287,246.07/430,776.47 = 95,084.64/x
  3. Step 3: Cross multiply
    287,246.07x = 430,776.47 × 95,084.64
  4. Step 4: Simplify right side
    287,246.07x = 40,960,225,808.13
  5. Step 5: Solve for x
    x = 40,960,225,808.13/287,246.07
  6. Step 6: Final answer
    x = 142,596.30

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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.