Home / 93,683.37-129,306.18-57,378.26

Finding the Fourth Proportional to 93,683.37, 129,306.18 and 57,378.26

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Solution

The fourth proportional to 93,683.37, 129,306.18 and 57,378.26 is: 79,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,683.37 : 129,306.18 = 57,378.26 : x
  2. Step 2: Convert to fraction form
    93,683.37/129,306.18 = 57,378.26/x
  3. Step 3: Cross multiply
    93,683.37x = 129,306.18 × 57,378.26
  4. Step 4: Simplify right side
    93,683.37x = 7,419,362,969.12
  5. Step 5: Solve for x
    x = 7,419,362,969.12/93,683.37
  6. Step 6: Final answer
    x = 79,196.16

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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.