Home / 153,017.04-228,820.92-145,552.08

Finding the Fourth Proportional to 153,017.04, 228,820.92 and 145,552.08

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Solution

The fourth proportional to 153,017.04, 228,820.92 and 145,552.08 is: 217,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,017.04 : 228,820.92 = 145,552.08 : x
  2. Step 2: Convert to fraction form
    153,017.04/228,820.92 = 145,552.08/x
  3. Step 3: Cross multiply
    153,017.04x = 228,820.92 × 145,552.08
  4. Step 4: Simplify right side
    153,017.04x = 33,305,360,853.51
  5. Step 5: Solve for x
    x = 33,305,360,853.51/153,017.04
  6. Step 6: Final answer
    x = 217,657.86

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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.