Home / 152,612.07-210,615.44-84,635.55

Finding the Fourth Proportional to 152,612.07, 210,615.44 and 84,635.55

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Solution

The fourth proportional to 152,612.07, 210,615.44 and 84,635.55 is: 116,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,612.07 : 210,615.44 = 84,635.55 : x
  2. Step 2: Convert to fraction form
    152,612.07/210,615.44 = 84,635.55/x
  3. Step 3: Cross multiply
    152,612.07x = 210,615.44 × 84,635.55
  4. Step 4: Simplify right side
    152,612.07x = 17,825,553,655.79
  5. Step 5: Solve for x
    x = 17,825,553,655.79/152,612.07
  6. Step 6: Final answer
    x = 116,803.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.