Home / 97,800.96-135,048.06-62,054.40

Finding the Fourth Proportional to 97,800.96, 135,048.06 and 62,054.40

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Solution

The fourth proportional to 97,800.96, 135,048.06 and 62,054.40 is: 85,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800.96 : 135,048.06 = 62,054.40 : x
  2. Step 2: Convert to fraction form
    97,800.96/135,048.06 = 62,054.40/x
  3. Step 3: Cross multiply
    97,800.96x = 135,048.06 × 62,054.40
  4. Step 4: Simplify right side
    97,800.96x = 8,380,326,334.46
  5. Step 5: Solve for x
    x = 8,380,326,334.46/97,800.96
  6. Step 6: Final answer
    x = 85,687.57

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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.