Home / 249,415.31-344,210.49-141,985.32

Finding the Fourth Proportional to 249,415.31, 344,210.49 and 141,985.32

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Solution

The fourth proportional to 249,415.31, 344,210.49 and 141,985.32 is: 195,949.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,415.31 : 344,210.49 = 141,985.32 : x
  2. Step 2: Convert to fraction form
    249,415.31/344,210.49 = 141,985.32/x
  3. Step 3: Cross multiply
    249,415.31x = 344,210.49 × 141,985.32
  4. Step 4: Simplify right side
    249,415.31x = 48,872,836,570.01
  5. Step 5: Solve for x
    x = 48,872,836,570.01/249,415.31
  6. Step 6: Final answer
    x = 195,949.63

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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.