Home / 162,258.63-243,475.08-67,554.18

Finding the Fourth Proportional to 162,258.63, 243,475.08 and 67,554.18

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Solution

The fourth proportional to 162,258.63, 243,475.08 and 67,554.18 is: 101,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,258.63 : 243,475.08 = 67,554.18 : x
  2. Step 2: Convert to fraction form
    162,258.63/243,475.08 = 67,554.18/x
  3. Step 3: Cross multiply
    162,258.63x = 243,475.08 × 67,554.18
  4. Step 4: Simplify right side
    162,258.63x = 16,447,759,379.83
  5. Step 5: Solve for x
    x = 16,447,759,379.83/162,258.63
  6. Step 6: Final answer
    x = 101,367.55

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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.