Home / 93,499.85-129,039.95-57,688.94

Finding the Fourth Proportional to 93,499.85, 129,039.95 and 57,688.94

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Solution

The fourth proportional to 93,499.85, 129,039.95 and 57,688.94 is: 79,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,499.85 : 129,039.95 = 57,688.94 : x
  2. Step 2: Convert to fraction form
    93,499.85/129,039.95 = 57,688.94/x
  3. Step 3: Cross multiply
    93,499.85x = 129,039.95 × 57,688.94
  4. Step 4: Simplify right side
    93,499.85x = 7,444,177,933.15
  5. Step 5: Solve for x
    x = 7,444,177,933.15/93,499.85
  6. Step 6: Final answer
    x = 79,617.00

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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.