Home / 96,688.98-145,060.83-43,368.75

Finding the Fourth Proportional to 96,688.98, 145,060.83 and 43,368.75

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Solution

The fourth proportional to 96,688.98, 145,060.83 and 43,368.75 is: 65,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,688.98 : 145,060.83 = 43,368.75 : x
  2. Step 2: Convert to fraction form
    96,688.98/145,060.83 = 43,368.75/x
  3. Step 3: Cross multiply
    96,688.98x = 145,060.83 × 43,368.75
  4. Step 4: Simplify right side
    96,688.98x = 6,291,106,871.06
  5. Step 5: Solve for x
    x = 6,291,106,871.06/96,688.98
  6. Step 6: Final answer
    x = 65,065.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.