Home / 93,557.58-129,118.23-51,122.40

Finding the Fourth Proportional to 93,557.58, 129,118.23 and 51,122.40

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Solution

The fourth proportional to 93,557.58, 129,118.23 and 51,122.40 is: 70,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,557.58 : 129,118.23 = 51,122.40 : x
  2. Step 2: Convert to fraction form
    93,557.58/129,118.23 = 51,122.40/x
  3. Step 3: Cross multiply
    93,557.58x = 129,118.23 × 51,122.40
  4. Step 4: Simplify right side
    93,557.58x = 6,600,833,801.35
  5. Step 5: Solve for x
    x = 6,600,833,801.35/93,557.58
  6. Step 6: Final answer
    x = 70,553.70

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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.