Home / 186,656.15-280,115.45-168,810.23

Finding the Fourth Proportional to 186,656.15, 280,115.45 and 168,810.23

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Solution

The fourth proportional to 186,656.15, 280,115.45 and 168,810.23 is: 253,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,656.15 : 280,115.45 = 168,810.23 : x
  2. Step 2: Convert to fraction form
    186,656.15/280,115.45 = 168,810.23/x
  3. Step 3: Cross multiply
    186,656.15x = 280,115.45 × 168,810.23
  4. Step 4: Simplify right side
    186,656.15x = 47,286,353,541.05
  5. Step 5: Solve for x
    x = 47,286,353,541.05/186,656.15
  6. Step 6: Final answer
    x = 253,334.02

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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.