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Finding the Fourth Proportional to 93,543.58, 129,085.29 and 51,093.91

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Solution

The fourth proportional to 93,543.58, 129,085.29 and 51,093.91 is: 70,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,543.58 : 129,085.29 = 51,093.91 : x
  2. Step 2: Convert to fraction form
    93,543.58/129,085.29 = 51,093.91/x
  3. Step 3: Cross multiply
    93,543.58x = 129,085.29 × 51,093.91
  4. Step 4: Simplify right side
    93,543.58x = 6,595,472,189.58
  5. Step 5: Solve for x
    x = 6,595,472,189.58/93,543.58
  6. Step 6: Final answer
    x = 70,506.95

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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.