Home / 114,953.13-172,205.49-64,881.77

Finding the Fourth Proportional to 114,953.13, 172,205.49 and 64,881.77

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Solution

The fourth proportional to 114,953.13, 172,205.49 and 64,881.77 is: 97,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,953.13 : 172,205.49 = 64,881.77 : x
  2. Step 2: Convert to fraction form
    114,953.13/172,205.49 = 64,881.77/x
  3. Step 3: Cross multiply
    114,953.13x = 172,205.49 × 64,881.77
  4. Step 4: Simplify right side
    114,953.13x = 11,172,996,133.89
  5. Step 5: Solve for x
    x = 11,172,996,133.89/114,953.13
  6. Step 6: Final answer
    x = 97,196.10

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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.