Home / 56,341.53-77,752.98-31,191.03

Finding the Fourth Proportional to 56,341.53, 77,752.98 and 31,191.03

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Solution

The fourth proportional to 56,341.53, 77,752.98 and 31,191.03 is: 43,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,341.53 : 77,752.98 = 31,191.03 : x
  2. Step 2: Convert to fraction form
    56,341.53/77,752.98 = 31,191.03/x
  3. Step 3: Cross multiply
    56,341.53x = 77,752.98 × 31,191.03
  4. Step 4: Simplify right side
    56,341.53x = 2,425,195,531.77
  5. Step 5: Solve for x
    x = 2,425,195,531.77/56,341.53
  6. Step 6: Final answer
    x = 43,044.55

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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.