Home / 142,528.12-213,825.42-41,328.28

Finding the Fourth Proportional to 142,528.12, 213,825.42 and 41,328.28

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Solution

The fourth proportional to 142,528.12, 213,825.42 and 41,328.28 is: 62,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,528.12 : 213,825.42 = 41,328.28 : x
  2. Step 2: Convert to fraction form
    142,528.12/213,825.42 = 41,328.28/x
  3. Step 3: Cross multiply
    142,528.12x = 213,825.42 × 41,328.28
  4. Step 4: Simplify right side
    142,528.12x = 8,837,036,828.88
  5. Step 5: Solve for x
    x = 8,837,036,828.88/142,528.12
  6. Step 6: Final answer
    x = 62,002.06

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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.