Home / 537,385.15-805,987.02-153,106.90

Finding the Fourth Proportional to 537,385.15, 805,987.02 and 153,106.90

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Solution

The fourth proportional to 537,385.15, 805,987.02 and 153,106.90 is: 229,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,385.15 : 805,987.02 = 153,106.90 : x
  2. Step 2: Convert to fraction form
    537,385.15/805,987.02 = 153,106.90/x
  3. Step 3: Cross multiply
    537,385.15x = 805,987.02 × 153,106.90
  4. Step 4: Simplify right side
    537,385.15x = 123,402,174,072.44
  5. Step 5: Solve for x
    x = 123,402,174,072.44/537,385.15
  6. Step 6: Final answer
    x = 229,634.51

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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.