Home / 249,430.16-344,220.36-148,886.48

Finding the Fourth Proportional to 249,430.16, 344,220.36 and 148,886.48

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Solution

The fourth proportional to 249,430.16, 344,220.36 and 148,886.48 is: 205,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,430.16 : 344,220.36 = 148,886.48 : x
  2. Step 2: Convert to fraction form
    249,430.16/344,220.36 = 148,886.48/x
  3. Step 3: Cross multiply
    249,430.16x = 344,220.36 × 148,886.48
  4. Step 4: Simplify right side
    249,430.16x = 51,249,757,744.73
  5. Step 5: Solve for x
    x = 51,249,757,744.73/249,430.16
  6. Step 6: Final answer
    x = 205,467.37

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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.