Home / 56,117.14-77,441.20-30,622.93

Finding the Fourth Proportional to 56,117.14, 77,441.20 and 30,622.93

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Solution

The fourth proportional to 56,117.14, 77,441.20 and 30,622.93 is: 42,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,117.14 : 77,441.20 = 30,622.93 : x
  2. Step 2: Convert to fraction form
    56,117.14/77,441.20 = 30,622.93/x
  3. Step 3: Cross multiply
    56,117.14x = 77,441.20 × 30,622.93
  4. Step 4: Simplify right side
    56,117.14x = 2,371,476,446.72
  5. Step 5: Solve for x
    x = 2,371,476,446.72/56,117.14
  6. Step 6: Final answer
    x = 42,259.40

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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.