Home / 93,557.50-129,072.70-57,685.24

Finding the Fourth Proportional to 93,557.50, 129,072.70 and 57,685.24

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Solution

The fourth proportional to 93,557.50, 129,072.70 and 57,685.24 is: 79,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,557.50 : 129,072.70 = 57,685.24 : x
  2. Step 2: Convert to fraction form
    93,557.50/129,072.70 = 57,685.24/x
  3. Step 3: Cross multiply
    93,557.50x = 129,072.70 × 57,685.24
  4. Step 4: Simplify right side
    93,557.50x = 7,445,589,676.95
  5. Step 5: Solve for x
    x = 7,445,589,676.95/93,557.50
  6. Step 6: Final answer
    x = 79,583.03

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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.