Home / 152,408.04-210,326.46-86,995.52

Finding the Fourth Proportional to 152,408.04, 210,326.46 and 86,995.52

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Solution

The fourth proportional to 152,408.04, 210,326.46 and 86,995.52 is: 120,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,408.04 : 210,326.46 = 86,995.52 : x
  2. Step 2: Convert to fraction form
    152,408.04/210,326.46 = 86,995.52/x
  3. Step 3: Cross multiply
    152,408.04x = 210,326.46 × 86,995.52
  4. Step 4: Simplify right side
    152,408.04x = 18,297,459,757.46
  5. Step 5: Solve for x
    x = 18,297,459,757.46/152,408.04
  6. Step 6: Final answer
    x = 120,055.74

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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.