Home / 249,139.86-343,708.29-173,732.10

Finding the Fourth Proportional to 249,139.86, 343,708.29 and 173,732.10

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Solution

The fourth proportional to 249,139.86, 343,708.29 and 173,732.10 is: 239,677.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,139.86 : 343,708.29 = 173,732.10 : x
  2. Step 2: Convert to fraction form
    249,139.86/343,708.29 = 173,732.10/x
  3. Step 3: Cross multiply
    249,139.86x = 343,708.29 × 173,732.10
  4. Step 4: Simplify right side
    249,139.86x = 59,713,163,009.11
  5. Step 5: Solve for x
    x = 59,713,163,009.11/249,139.86
  6. Step 6: Final answer
    x = 239,677.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.