Home / 434,017.34-651,021.15-153,468.98

Finding the Fourth Proportional to 434,017.34, 651,021.15 and 153,468.98

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Solution

The fourth proportional to 434,017.34, 651,021.15 and 153,468.98 is: 230,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,017.34 : 651,021.15 = 153,468.98 : x
  2. Step 2: Convert to fraction form
    434,017.34/651,021.15 = 153,468.98/x
  3. Step 3: Cross multiply
    434,017.34x = 651,021.15 × 153,468.98
  4. Step 4: Simplify right side
    434,017.34x = 99,911,554,051.99
  5. Step 5: Solve for x
    x = 99,911,554,051.99/434,017.34
  6. Step 6: Final answer
    x = 230,201.76

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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.