Home / 162,007.10-243,010.65-144,292.40

Finding the Fourth Proportional to 162,007.10, 243,010.65 and 144,292.40

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Solution

The fourth proportional to 162,007.10, 243,010.65 and 144,292.40 is: 216,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,007.10 : 243,010.65 = 144,292.40 : x
  2. Step 2: Convert to fraction form
    162,007.10/243,010.65 = 144,292.40/x
  3. Step 3: Cross multiply
    162,007.10x = 243,010.65 × 144,292.40
  4. Step 4: Simplify right side
    162,007.10x = 35,064,589,914.06
  5. Step 5: Solve for x
    x = 35,064,589,914.06/162,007.10
  6. Step 6: Final answer
    x = 216,438.60

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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.