Home / 152,242.90-228,386.22-47,070.07

Finding the Fourth Proportional to 152,242.90, 228,386.22 and 47,070.07

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Solution

The fourth proportional to 152,242.90, 228,386.22 and 47,070.07 is: 70,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,242.90 : 228,386.22 = 47,070.07 : x
  2. Step 2: Convert to fraction form
    152,242.90/228,386.22 = 47,070.07/x
  3. Step 3: Cross multiply
    152,242.90x = 228,386.22 × 47,070.07
  4. Step 4: Simplify right side
    152,242.90x = 10,750,154,220.50
  5. Step 5: Solve for x
    x = 10,750,154,220.50/152,242.90
  6. Step 6: Final answer
    x = 70,611.86

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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.