Home / 93,827.50-129,481.95-51,386.34

Finding the Fourth Proportional to 93,827.50, 129,481.95 and 51,386.34

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Solution

The fourth proportional to 93,827.50, 129,481.95 and 51,386.34 is: 70,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,827.50 : 129,481.95 = 51,386.34 : x
  2. Step 2: Convert to fraction form
    93,827.50/129,481.95 = 51,386.34/x
  3. Step 3: Cross multiply
    93,827.50x = 129,481.95 × 51,386.34
  4. Step 4: Simplify right side
    93,827.50x = 6,653,603,506.56
  5. Step 5: Solve for x
    x = 6,653,603,506.56/93,827.50
  6. Step 6: Final answer
    x = 70,913.15

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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.