Home / 93,829.64-129,485.10-50,809.60

Finding the Fourth Proportional to 93,829.64, 129,485.10 and 50,809.60

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Solution

The fourth proportional to 93,829.64, 129,485.10 and 50,809.60 is: 70,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,829.64 : 129,485.10 = 50,809.60 : x
  2. Step 2: Convert to fraction form
    93,829.64/129,485.10 = 50,809.60/x
  3. Step 3: Cross multiply
    93,829.64x = 129,485.10 × 50,809.60
  4. Step 4: Simplify right side
    93,829.64x = 6,579,086,136.96
  5. Step 5: Solve for x
    x = 6,579,086,136.96/93,829.64
  6. Step 6: Final answer
    x = 70,117.35

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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.