Home / 249,054.36-343,783.75-147,080.23

Finding the Fourth Proportional to 249,054.36, 343,783.75 and 147,080.23

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Solution

The fourth proportional to 249,054.36, 343,783.75 and 147,080.23 is: 203,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,054.36 : 343,783.75 = 147,080.23 : x
  2. Step 2: Convert to fraction form
    249,054.36/343,783.75 = 147,080.23/x
  3. Step 3: Cross multiply
    249,054.36x = 343,783.75 × 147,080.23
  4. Step 4: Simplify right side
    249,054.36x = 50,563,793,020.26
  5. Step 5: Solve for x
    x = 50,563,793,020.26/249,054.36
  6. Step 6: Final answer
    x = 203,023.12

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1.5x scale

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.