Home / 93,441.40-128,945.52-50,999.93

Finding the Fourth Proportional to 93,441.40, 128,945.52 and 50,999.93

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Solution

The fourth proportional to 93,441.40, 128,945.52 and 50,999.93 is: 70,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,441.40 : 128,945.52 = 50,999.93 : x
  2. Step 2: Convert to fraction form
    93,441.40/128,945.52 = 50,999.93/x
  3. Step 3: Cross multiply
    93,441.40x = 128,945.52 × 50,999.93
  4. Step 4: Simplify right side
    93,441.40x = 6,576,212,332.63
  5. Step 5: Solve for x
    x = 6,576,212,332.63/93,441.40
  6. Step 6: Final answer
    x = 70,377.93

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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.