Home / 249,005.51-343,623.54-141,573.23

Finding the Fourth Proportional to 249,005.51, 343,623.54 and 141,573.23

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Solution

The fourth proportional to 249,005.51, 343,623.54 and 141,573.23 is: 195,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,005.51 : 343,623.54 = 141,573.23 : x
  2. Step 2: Convert to fraction form
    249,005.51/343,623.54 = 141,573.23/x
  3. Step 3: Cross multiply
    249,005.51x = 343,623.54 × 141,573.23
  4. Step 4: Simplify right side
    249,005.51x = 48,647,894,461.83
  5. Step 5: Solve for x
    x = 48,647,894,461.83/249,005.51
  6. Step 6: Final answer
    x = 195,368.75

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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.