Home / 236,484.40-354,726.60-70,272.40

Finding the Fourth Proportional to 236,484.40, 354,726.60 and 70,272.40

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Solution

The fourth proportional to 236,484.40, 354,726.60 and 70,272.40 is: 105,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,484.40 : 354,726.60 = 70,272.40 : x
  2. Step 2: Convert to fraction form
    236,484.40/354,726.60 = 70,272.40/x
  3. Step 3: Cross multiply
    236,484.40x = 354,726.60 × 70,272.40
  4. Step 4: Simplify right side
    236,484.40x = 24,927,489,525.84
  5. Step 5: Solve for x
    x = 24,927,489,525.84/236,484.40
  6. Step 6: Final answer
    x = 105,408.60

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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.