Home / 123,228.04-184,864.80-39,009.40

Finding the Fourth Proportional to 123,228.04, 184,864.80 and 39,009.40

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Solution

The fourth proportional to 123,228.04, 184,864.80 and 39,009.40 is: 58,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,228.04 : 184,864.80 = 39,009.40 : x
  2. Step 2: Convert to fraction form
    123,228.04/184,864.80 = 39,009.40/x
  3. Step 3: Cross multiply
    123,228.04x = 184,864.80 × 39,009.40
  4. Step 4: Simplify right side
    123,228.04x = 7,211,464,929.12
  5. Step 5: Solve for x
    x = 7,211,464,929.12/123,228.04
  6. Step 6: Final answer
    x = 58,521.30

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1.5x scale

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.