Home / 249,619.60-374,429.40-144,708.40

Finding the Fourth Proportional to 249,619.60, 374,429.40 and 144,708.40

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Solution

The fourth proportional to 249,619.60, 374,429.40 and 144,708.40 is: 217,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,619.60 : 374,429.40 = 144,708.40 : x
  2. Step 2: Convert to fraction form
    249,619.60/374,429.40 = 144,708.40/x
  3. Step 3: Cross multiply
    249,619.60x = 374,429.40 × 144,708.40
  4. Step 4: Simplify right side
    249,619.60x = 54,183,079,386.96
  5. Step 5: Solve for x
    x = 54,183,079,386.96/249,619.60
  6. Step 6: Final answer
    x = 217,062.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.