Home / 93,423.82-128,927.61-50,985.07

Finding the Fourth Proportional to 93,423.82, 128,927.61 and 50,985.07

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Solution

The fourth proportional to 93,423.82, 128,927.61 and 50,985.07 is: 70,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,423.82 : 128,927.61 = 50,985.07 : x
  2. Step 2: Convert to fraction form
    93,423.82/128,927.61 = 50,985.07/x
  3. Step 3: Cross multiply
    93,423.82x = 128,927.61 × 50,985.07
  4. Step 4: Simplify right side
    93,423.82x = 6,573,383,220.78
  5. Step 5: Solve for x
    x = 6,573,383,220.78/93,423.82
  6. Step 6: Final answer
    x = 70,360.89

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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.