Home / 153,432.24-230,109.48-64,685.04

Finding the Fourth Proportional to 153,432.24, 230,109.48 and 64,685.04

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Solution

The fourth proportional to 153,432.24, 230,109.48 and 64,685.04 is: 97,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,432.24 : 230,109.48 = 64,685.04 : x
  2. Step 2: Convert to fraction form
    153,432.24/230,109.48 = 64,685.04/x
  3. Step 3: Cross multiply
    153,432.24x = 230,109.48 × 64,685.04
  4. Step 4: Simplify right side
    153,432.24x = 14,884,640,918.18
  5. Step 5: Solve for x
    x = 14,884,640,918.18/153,432.24
  6. Step 6: Final answer
    x = 97,011.17

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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.