Home / 56,943.12-85,441.44-35,878.32

Finding the Fourth Proportional to 56,943.12, 85,441.44 and 35,878.32

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Solution

The fourth proportional to 56,943.12, 85,441.44 and 35,878.32 is: 53,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,943.12 : 85,441.44 = 35,878.32 : x
  2. Step 2: Convert to fraction form
    56,943.12/85,441.44 = 35,878.32/x
  3. Step 3: Cross multiply
    56,943.12x = 85,441.44 × 35,878.32
  4. Step 4: Simplify right side
    56,943.12x = 3,065,495,325.58
  5. Step 5: Solve for x
    x = 3,065,495,325.58/56,943.12
  6. Step 6: Final answer
    x = 53,834.34

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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.