Home / 170,848.40-256,272.60-70,975.40

Finding the Fourth Proportional to 170,848.40, 256,272.60 and 70,975.40

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Solution

The fourth proportional to 170,848.40, 256,272.60 and 70,975.40 is: 106,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,848.40 : 256,272.60 = 70,975.40 : x
  2. Step 2: Convert to fraction form
    170,848.40/256,272.60 = 70,975.40/x
  3. Step 3: Cross multiply
    170,848.40x = 256,272.60 × 70,975.40
  4. Step 4: Simplify right side
    170,848.40x = 18,189,050,294.04
  5. Step 5: Solve for x
    x = 18,189,050,294.04/170,848.40
  6. Step 6: Final answer
    x = 106,463.10

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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.