Home / 249,478.06-344,279.73-136,300.81

Finding the Fourth Proportional to 249,478.06, 344,279.73 and 136,300.81

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Solution

The fourth proportional to 249,478.06, 344,279.73 and 136,300.81 is: 188,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,478.06 : 344,279.73 = 136,300.81 : x
  2. Step 2: Convert to fraction form
    249,478.06/344,279.73 = 136,300.81/x
  3. Step 3: Cross multiply
    249,478.06x = 344,279.73 × 136,300.81
  4. Step 4: Simplify right side
    249,478.06x = 46,925,606,065.58
  5. Step 5: Solve for x
    x = 46,925,606,065.58/249,478.06
  6. Step 6: Final answer
    x = 188,095.12

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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.