Home / 93,153.18-128,544.02-52,866.94

Finding the Fourth Proportional to 93,153.18, 128,544.02 and 52,866.94

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Solution

The fourth proportional to 93,153.18, 128,544.02 and 52,866.94 is: 72,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,153.18 : 128,544.02 = 52,866.94 : x
  2. Step 2: Convert to fraction form
    93,153.18/128,544.02 = 52,866.94/x
  3. Step 3: Cross multiply
    93,153.18x = 128,544.02 × 52,866.94
  4. Step 4: Simplify right side
    93,153.18x = 6,795,728,992.70
  5. Step 5: Solve for x
    x = 6,795,728,992.70/93,153.18
  6. Step 6: Final answer
    x = 72,952.20

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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.