Home / 92,995.58-128,116.94-64,652.06

Finding the Fourth Proportional to 92,995.58, 128,116.94 and 64,652.06

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Solution

The fourth proportional to 92,995.58, 128,116.94 and 64,652.06 is: 89,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,995.58 : 128,116.94 = 64,652.06 : x
  2. Step 2: Convert to fraction form
    92,995.58/128,116.94 = 64,652.06/x
  3. Step 3: Cross multiply
    92,995.58x = 128,116.94 × 64,652.06
  4. Step 4: Simplify right side
    92,995.58x = 8,283,024,091.90
  5. Step 5: Solve for x
    x = 8,283,024,091.90/92,995.58
  6. Step 6: Final answer
    x = 89,069.01

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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.