Home / 56,041.32-77,336.10-30,893.16

Finding the Fourth Proportional to 56,041.32, 77,336.10 and 30,893.16

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Solution

The fourth proportional to 56,041.32, 77,336.10 and 30,893.16 is: 42,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,041.32 : 77,336.10 = 30,893.16 : x
  2. Step 2: Convert to fraction form
    56,041.32/77,336.10 = 30,893.16/x
  3. Step 3: Cross multiply
    56,041.32x = 77,336.10 × 30,893.16
  4. Step 4: Simplify right side
    56,041.32x = 2,389,156,511.08
  5. Step 5: Solve for x
    x = 2,389,156,511.08/56,041.32
  6. Step 6: Final answer
    x = 42,632.05

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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.