Home / 249,564.40-344,399.06-136,387.16

Finding the Fourth Proportional to 249,564.40, 344,399.06 and 136,387.16

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Solution

The fourth proportional to 249,564.40, 344,399.06 and 136,387.16 is: 188,214.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,564.40 : 344,399.06 = 136,387.16 : x
  2. Step 2: Convert to fraction form
    249,564.40/344,399.06 = 136,387.16/x
  3. Step 3: Cross multiply
    249,564.40x = 344,399.06 × 136,387.16
  4. Step 4: Simplify right side
    249,564.40x = 46,971,609,700.07
  5. Step 5: Solve for x
    x = 46,971,609,700.07/249,564.40
  6. Step 6: Final answer
    x = 188,214.38

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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.