Home / 249,735.36-344,538.48-154,076.16

Finding the Fourth Proportional to 249,735.36, 344,538.48 and 154,076.16

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Solution

The fourth proportional to 249,735.36, 344,538.48 and 154,076.16 is: 212,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,735.36 : 344,538.48 = 154,076.16 : x
  2. Step 2: Convert to fraction form
    249,735.36/344,538.48 = 154,076.16/x
  3. Step 3: Cross multiply
    249,735.36x = 344,538.48 × 154,076.16
  4. Step 4: Simplify right side
    249,735.36x = 53,085,165,970.64
  5. Step 5: Solve for x
    x = 53,085,165,970.64/249,735.36
  6. Step 6: Final answer
    x = 212,565.68

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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.