Home / 56,395.56-84,631.62-30,119.16

Finding the Fourth Proportional to 56,395.56, 84,631.62 and 30,119.16

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Solution

The fourth proportional to 56,395.56, 84,631.62 and 30,119.16 is: 45,199.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,395.56 : 84,631.62 = 30,119.16 : x
  2. Step 2: Convert to fraction form
    56,395.56/84,631.62 = 30,119.16/x
  3. Step 3: Cross multiply
    56,395.56x = 84,631.62 × 30,119.16
  4. Step 4: Simplify right side
    56,395.56x = 2,549,033,303.84
  5. Step 5: Solve for x
    x = 2,549,033,303.84/56,395.56
  6. Step 6: Final answer
    x = 45,199.18

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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.