Home / 93,985.22-129,687.61-53,701.59

Finding the Fourth Proportional to 93,985.22, 129,687.61 and 53,701.59

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Solution

The fourth proportional to 93,985.22, 129,687.61 and 53,701.59 is: 74,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,985.22 : 129,687.61 = 53,701.59 : x
  2. Step 2: Convert to fraction form
    93,985.22/129,687.61 = 53,701.59/x
  3. Step 3: Cross multiply
    93,985.22x = 129,687.61 × 53,701.59
  4. Step 4: Simplify right side
    93,985.22x = 6,964,430,860.30
  5. Step 5: Solve for x
    x = 6,964,430,860.30/93,985.22
  6. Step 6: Final answer
    x = 74,101.34

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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.