Home / 56,044.32-77,341.68-30,894.72

Finding the Fourth Proportional to 56,044.32, 77,341.68 and 30,894.72

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Solution

The fourth proportional to 56,044.32, 77,341.68 and 30,894.72 is: 42,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,044.32 : 77,341.68 = 30,894.72 : x
  2. Step 2: Convert to fraction form
    56,044.32/77,341.68 = 30,894.72/x
  3. Step 3: Cross multiply
    56,044.32x = 77,341.68 × 30,894.72
  4. Step 4: Simplify right side
    56,044.32x = 2,389,449,547.93
  5. Step 5: Solve for x
    x = 2,389,449,547.93/56,044.32
  6. Step 6: Final answer
    x = 42,635.00

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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.