Home / 249,093.42-343,650.15-153,434.22

Finding the Fourth Proportional to 249,093.42, 343,650.15 and 153,434.22

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Solution

The fourth proportional to 249,093.42, 343,650.15 and 153,434.22 is: 211,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,093.42 : 343,650.15 = 153,434.22 : x
  2. Step 2: Convert to fraction form
    249,093.42/343,650.15 = 153,434.22/x
  3. Step 3: Cross multiply
    249,093.42x = 343,650.15 × 153,434.22
  4. Step 4: Simplify right side
    249,093.42x = 52,727,692,718.13
  5. Step 5: Solve for x
    x = 52,727,692,718.13/249,093.42
  6. Step 6: Final answer
    x = 211,678.38

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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.