Home / 152,217.40-228,326.10-39,897.40

Finding the Fourth Proportional to 152,217.40, 228,326.10 and 39,897.40

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Solution

The fourth proportional to 152,217.40, 228,326.10 and 39,897.40 is: 59,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,217.40 : 228,326.10 = 39,897.40 : x
  2. Step 2: Convert to fraction form
    152,217.40/228,326.10 = 39,897.40/x
  3. Step 3: Cross multiply
    152,217.40x = 228,326.10 × 39,897.40
  4. Step 4: Simplify right side
    152,217.40x = 9,109,617,742.14
  5. Step 5: Solve for x
    x = 9,109,617,742.14/152,217.40
  6. Step 6: Final answer
    x = 59,846.10

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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.