Home / 93,757.50-129,380.38-51,307.83

Finding the Fourth Proportional to 93,757.50, 129,380.38 and 51,307.83

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Solution

The fourth proportional to 93,757.50, 129,380.38 and 51,307.83 is: 70,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,757.50 : 129,380.38 = 51,307.83 : x
  2. Step 2: Convert to fraction form
    93,757.50/129,380.38 = 51,307.83/x
  3. Step 3: Cross multiply
    93,757.50x = 129,380.38 × 51,307.83
  4. Step 4: Simplify right side
    93,757.50x = 6,638,225,767.20
  5. Step 5: Solve for x
    x = 6,638,225,767.20/93,757.50
  6. Step 6: Final answer
    x = 70,802.08

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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.