Home / 93,470.26-128,984.46-53,180.26

Finding the Fourth Proportional to 93,470.26, 128,984.46 and 53,180.26

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Solution

The fourth proportional to 93,470.26, 128,984.46 and 53,180.26 is: 73,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470.26 : 128,984.46 = 53,180.26 : x
  2. Step 2: Convert to fraction form
    93,470.26/128,984.46 = 53,180.26/x
  3. Step 3: Cross multiply
    93,470.26x = 128,984.46 × 53,180.26
  4. Step 4: Simplify right side
    93,470.26x = 6,859,427,118.76
  5. Step 5: Solve for x
    x = 6,859,427,118.76/93,470.26
  6. Step 6: Final answer
    x = 73,386.20

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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.