Home / 93,150.52-128,514.38-62,531.16

Finding the Fourth Proportional to 93,150.52, 128,514.38 and 62,531.16

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Solution

The fourth proportional to 93,150.52, 128,514.38 and 62,531.16 is: 86,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150.52 : 128,514.38 = 62,531.16 : x
  2. Step 2: Convert to fraction form
    93,150.52/128,514.38 = 62,531.16/x
  3. Step 3: Cross multiply
    93,150.52x = 128,514.38 × 62,531.16
  4. Step 4: Simplify right side
    93,150.52x = 8,036,153,258.08
  5. Step 5: Solve for x
    x = 8,036,153,258.08/93,150.52
  6. Step 6: Final answer
    x = 86,270.62

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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.