Home / 249,688.56-344,571.66-136,511.32

Finding the Fourth Proportional to 249,688.56, 344,571.66 and 136,511.32

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Solution

The fourth proportional to 249,688.56, 344,571.66 and 136,511.32 is: 188,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,688.56 : 344,571.66 = 136,511.32 : x
  2. Step 2: Convert to fraction form
    249,688.56/344,571.66 = 136,511.32/x
  3. Step 3: Cross multiply
    249,688.56x = 344,571.66 × 136,511.32
  4. Step 4: Simplify right side
    249,688.56x = 47,037,932,141.19
  5. Step 5: Solve for x
    x = 47,037,932,141.19/249,688.56
  6. Step 6: Final answer
    x = 188,386.41

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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.