Home / 162,869.40-224,821.98-158,374.98

Finding the Fourth Proportional to 162,869.40, 224,821.98 and 158,374.98

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Solution

The fourth proportional to 162,869.40, 224,821.98 and 158,374.98 is: 218,617.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,869.40 : 224,821.98 = 158,374.98 : x
  2. Step 2: Convert to fraction form
    162,869.40/224,821.98 = 158,374.98/x
  3. Step 3: Cross multiply
    162,869.40x = 224,821.98 × 158,374.98
  4. Step 4: Simplify right side
    162,869.40x = 35,606,176,586.06
  5. Step 5: Solve for x
    x = 35,606,176,586.06/162,869.40
  6. Step 6: Final answer
    x = 218,617.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.