Home / 163,827.60-245,741.48-45,498.95

Finding the Fourth Proportional to 163,827.60, 245,741.48 and 45,498.95

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Solution

The fourth proportional to 163,827.60, 245,741.48 and 45,498.95 is: 68,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,827.60 : 245,741.48 = 45,498.95 : x
  2. Step 2: Convert to fraction form
    163,827.60/245,741.48 = 45,498.95/x
  3. Step 3: Cross multiply
    163,827.60x = 245,741.48 × 45,498.95
  4. Step 4: Simplify right side
    163,827.60x = 11,180,979,311.45
  5. Step 5: Solve for x
    x = 11,180,979,311.45/163,827.60
  6. Step 6: Final answer
    x = 68,248.45

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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.