Home / 56,014.76-77,296.74-30,864.26

Finding the Fourth Proportional to 56,014.76, 77,296.74 and 30,864.26

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Solution

The fourth proportional to 56,014.76, 77,296.74 and 30,864.26 is: 42,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,014.76 : 77,296.74 = 30,864.26 : x
  2. Step 2: Convert to fraction form
    56,014.76/77,296.74 = 30,864.26/x
  3. Step 3: Cross multiply
    56,014.76x = 77,296.74 × 30,864.26
  4. Step 4: Simplify right side
    56,014.76x = 2,385,706,680.51
  5. Step 5: Solve for x
    x = 2,385,706,680.51/56,014.76
  6. Step 6: Final answer
    x = 42,590.68

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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.