Home / 83,935.38-115,830.45-46,209.60

Finding the Fourth Proportional to 83,935.38, 115,830.45 and 46,209.60

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Solution

The fourth proportional to 83,935.38, 115,830.45 and 46,209.60 is: 63,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,935.38 : 115,830.45 = 46,209.60 : x
  2. Step 2: Convert to fraction form
    83,935.38/115,830.45 = 46,209.60/x
  3. Step 3: Cross multiply
    83,935.38x = 115,830.45 × 46,209.60
  4. Step 4: Simplify right side
    83,935.38x = 5,352,478,762.32
  5. Step 5: Solve for x
    x = 5,352,478,762.32/83,935.38
  6. Step 6: Final answer
    x = 63,769.04

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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.