Home / 162,001.05-243,001.58-152,151.45

Finding the Fourth Proportional to 162,001.05, 243,001.58 and 152,151.45

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Solution

The fourth proportional to 162,001.05, 243,001.58 and 152,151.45 is: 228,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,001.05 : 243,001.58 = 152,151.45 : x
  2. Step 2: Convert to fraction form
    162,001.05/243,001.58 = 152,151.45/x
  3. Step 3: Cross multiply
    162,001.05x = 243,001.58 × 152,151.45
  4. Step 4: Simplify right side
    162,001.05x = 36,973,041,988.53
  5. Step 5: Solve for x
    x = 36,973,041,988.53/162,001.05
  6. Step 6: Final answer
    x = 228,227.18

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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.