Home / 243,005.22-364,630.86-163,953.45

Finding the Fourth Proportional to 243,005.22, 364,630.86 and 163,953.45

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Solution

The fourth proportional to 243,005.22, 364,630.86 and 163,953.45 is: 246,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,005.22 : 364,630.86 = 163,953.45 : x
  2. Step 2: Convert to fraction form
    243,005.22/364,630.86 = 163,953.45/x
  3. Step 3: Cross multiply
    243,005.22x = 364,630.86 × 163,953.45
  4. Step 4: Simplify right side
    243,005.22x = 59,782,487,473.47
  5. Step 5: Solve for x
    x = 59,782,487,473.47/243,005.22
  6. Step 6: Final answer
    x = 246,013.18

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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.