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Finding the Fourth Proportional to 56,903.55, 85,307.13 and 23,602.83

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Solution

The fourth proportional to 56,903.55, 85,307.13 and 23,602.83 is: 35,384.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,903.55 : 85,307.13 = 23,602.83 : x
  2. Step 2: Convert to fraction form
    56,903.55/85,307.13 = 23,602.83/x
  3. Step 3: Cross multiply
    56,903.55x = 85,307.13 × 23,602.83
  4. Step 4: Simplify right side
    56,903.55x = 2,013,489,569.16
  5. Step 5: Solve for x
    x = 2,013,489,569.16/56,903.55
  6. Step 6: Final answer
    x = 35,384.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.