Home / 189,013.08-283,563.54-64,355.16

Finding the Fourth Proportional to 189,013.08, 283,563.54 and 64,355.16

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Solution

The fourth proportional to 189,013.08, 283,563.54 and 64,355.16 is: 96,547.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,013.08 : 283,563.54 = 64,355.16 : x
  2. Step 2: Convert to fraction form
    189,013.08/283,563.54 = 64,355.16/x
  3. Step 3: Cross multiply
    189,013.08x = 283,563.54 × 64,355.16
  4. Step 4: Simplify right side
    189,013.08x = 18,248,776,986.87
  5. Step 5: Solve for x
    x = 18,248,776,986.87/189,013.08
  6. Step 6: Final answer
    x = 96,547.69

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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.