Home / 141,605.01-212,444.78-70,548.57

Finding the Fourth Proportional to 141,605.01, 212,444.78 and 70,548.57

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Solution

The fourth proportional to 141,605.01, 212,444.78 and 70,548.57 is: 105,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,605.01 : 212,444.78 = 70,548.57 : x
  2. Step 2: Convert to fraction form
    141,605.01/212,444.78 = 70,548.57/x
  3. Step 3: Cross multiply
    141,605.01x = 212,444.78 × 70,548.57
  4. Step 4: Simplify right side
    141,605.01x = 14,987,675,080.22
  5. Step 5: Solve for x
    x = 14,987,675,080.22/141,605.01
  6. Step 6: Final answer
    x = 105,841.42

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1.5x scale

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.