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Finding the Fourth Proportional to 92,611.01, 127,802.41 and 52,332.55

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Solution

The fourth proportional to 92,611.01, 127,802.41 and 52,332.55 is: 72,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,611.01 : 127,802.41 = 52,332.55 : x
  2. Step 2: Convert to fraction form
    92,611.01/127,802.41 = 52,332.55/x
  3. Step 3: Cross multiply
    92,611.01x = 127,802.41 × 52,332.55
  4. Step 4: Simplify right side
    92,611.01x = 6,688,225,561.11
  5. Step 5: Solve for x
    x = 6,688,225,561.11/92,611.01
  6. Step 6: Final answer
    x = 72,218.47

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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.