Home / 161,403.49-242,106.45-56,222.29

Finding the Fourth Proportional to 161,403.49, 242,106.45 and 56,222.29

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Solution

The fourth proportional to 161,403.49, 242,106.45 and 56,222.29 is: 84,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,403.49 : 242,106.45 = 56,222.29 : x
  2. Step 2: Convert to fraction form
    161,403.49/242,106.45 = 56,222.29/x
  3. Step 3: Cross multiply
    161,403.49x = 242,106.45 × 56,222.29
  4. Step 4: Simplify right side
    161,403.49x = 13,611,779,042.77
  5. Step 5: Solve for x
    x = 13,611,779,042.77/161,403.49
  6. Step 6: Final answer
    x = 84,333.86

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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.