Home / 93,571.47-129,128.45-53,285.24

Finding the Fourth Proportional to 93,571.47, 129,128.45 and 53,285.24

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Solution

The fourth proportional to 93,571.47, 129,128.45 and 53,285.24 is: 73,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,571.47 : 129,128.45 = 53,285.24 : x
  2. Step 2: Convert to fraction form
    93,571.47/129,128.45 = 53,285.24/x
  3. Step 3: Cross multiply
    93,571.47x = 129,128.45 × 53,285.24
  4. Step 4: Simplify right side
    93,571.47x = 6,880,640,505.47
  5. Step 5: Solve for x
    x = 6,880,640,505.47/93,571.47
  6. Step 6: Final answer
    x = 73,533.53

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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.