Home / 93,235.44-128,769.72-62,968.20

Finding the Fourth Proportional to 93,235.44, 128,769.72 and 62,968.20

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Solution

The fourth proportional to 93,235.44, 128,769.72 and 62,968.20 is: 86,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,235.44 : 128,769.72 = 62,968.20 : x
  2. Step 2: Convert to fraction form
    93,235.44/128,769.72 = 62,968.20/x
  3. Step 3: Cross multiply
    93,235.44x = 128,769.72 × 62,968.20
  4. Step 4: Simplify right side
    93,235.44x = 8,108,397,482.90
  5. Step 5: Solve for x
    x = 8,108,397,482.90/93,235.44
  6. Step 6: Final answer
    x = 86,966.90

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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.