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Finding the Fourth Proportional to 56,501.58, 77,971.86 and 32,630.34

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Solution

The fourth proportional to 56,501.58, 77,971.86 and 32,630.34 is: 45,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,501.58 : 77,971.86 = 32,630.34 : x
  2. Step 2: Convert to fraction form
    56,501.58/77,971.86 = 32,630.34/x
  3. Step 3: Cross multiply
    56,501.58x = 77,971.86 × 32,630.34
  4. Step 4: Simplify right side
    56,501.58x = 2,544,248,302.23
  5. Step 5: Solve for x
    x = 2,544,248,302.23/56,501.58
  6. Step 6: Final answer
    x = 45,029.68

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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.