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Finding the Fourth Proportional to 32,657.34, 45,070.86 and 22,068.63

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Solution

The fourth proportional to 32,657.34, 45,070.86 and 22,068.63 is: 30,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,657.34 : 45,070.86 = 22,068.63 : x
  2. Step 2: Convert to fraction form
    32,657.34/45,070.86 = 22,068.63/x
  3. Step 3: Cross multiply
    32,657.34x = 45,070.86 × 22,068.63
  4. Step 4: Simplify right side
    32,657.34x = 994,652,133.12
  5. Step 5: Solve for x
    x = 994,652,133.12/32,657.34
  6. Step 6: Final answer
    x = 30,457.23

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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.