Home / 537,047.08-805,510.40-137,697.23

Finding the Fourth Proportional to 537,047.08, 805,510.40 and 137,697.23

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Solution

The fourth proportional to 537,047.08, 805,510.40 and 137,697.23 is: 206,530.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,047.08 : 805,510.40 = 137,697.23 : x
  2. Step 2: Convert to fraction form
    537,047.08/805,510.40 = 137,697.23/x
  3. Step 3: Cross multiply
    537,047.08x = 805,510.40 × 137,697.23
  4. Step 4: Simplify right side
    537,047.08x = 110,916,552,141.48
  5. Step 5: Solve for x
    x = 110,916,552,141.48/537,047.08
  6. Step 6: Final answer
    x = 206,530.41

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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.