Home / 56,407.68-77,817.60-32,528.64

Finding the Fourth Proportional to 56,407.68, 77,817.60 and 32,528.64

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Solution

The fourth proportional to 56,407.68, 77,817.60 and 32,528.64 is: 44,875.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407.68 : 77,817.60 = 32,528.64 : x
  2. Step 2: Convert to fraction form
    56,407.68/77,817.60 = 32,528.64/x
  3. Step 3: Cross multiply
    56,407.68x = 77,817.60 × 32,528.64
  4. Step 4: Simplify right side
    56,407.68x = 2,531,300,696.06
  5. Step 5: Solve for x
    x = 2,531,300,696.06/56,407.68
  6. Step 6: Final answer
    x = 44,875.11

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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.