Home / 249,351.40-374,027.10-99,614.80

Finding the Fourth Proportional to 249,351.40, 374,027.10 and 99,614.80

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Solution

The fourth proportional to 249,351.40, 374,027.10 and 99,614.80 is: 149,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,351.40 : 374,027.10 = 99,614.80 : x
  2. Step 2: Convert to fraction form
    249,351.40/374,027.10 = 99,614.80/x
  3. Step 3: Cross multiply
    249,351.40x = 374,027.10 × 99,614.80
  4. Step 4: Simplify right side
    249,351.40x = 37,258,634,761.08
  5. Step 5: Solve for x
    x = 37,258,634,761.08/249,351.40
  6. Step 6: Final answer
    x = 149,422.20

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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.