Home / 43,178.51-64,740.09-29,814.06

Finding the Fourth Proportional to 43,178.51, 64,740.09 and 29,814.06

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Solution

The fourth proportional to 43,178.51, 64,740.09 and 29,814.06 is: 44,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,178.51 : 64,740.09 = 29,814.06 : x
  2. Step 2: Convert to fraction form
    43,178.51/64,740.09 = 29,814.06/x
  3. Step 3: Cross multiply
    43,178.51x = 64,740.09 × 29,814.06
  4. Step 4: Simplify right side
    43,178.51x = 1,930,164,927.67
  5. Step 5: Solve for x
    x = 1,930,164,927.67/43,178.51
  6. Step 6: Final answer
    x = 44,701.98

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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.