Home / 170,271.60-255,061.80-96,313.20

Finding the Fourth Proportional to 170,271.60, 255,061.80 and 96,313.20

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Solution

The fourth proportional to 170,271.60, 255,061.80 and 96,313.20 is: 144,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,271.60 : 255,061.80 = 96,313.20 : x
  2. Step 2: Convert to fraction form
    170,271.60/255,061.80 = 96,313.20/x
  3. Step 3: Cross multiply
    170,271.60x = 255,061.80 × 96,313.20
  4. Step 4: Simplify right side
    170,271.60x = 24,565,818,155.76
  5. Step 5: Solve for x
    x = 24,565,818,155.76/170,271.60
  6. Step 6: Final answer
    x = 144,274.31

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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.