Home / 249,479.70-374,219.55-149,946.90

Finding the Fourth Proportional to 249,479.70, 374,219.55 and 149,946.90

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Solution

The fourth proportional to 249,479.70, 374,219.55 and 149,946.90 is: 224,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,479.70 : 374,219.55 = 149,946.90 : x
  2. Step 2: Convert to fraction form
    249,479.70/374,219.55 = 149,946.90/x
  3. Step 3: Cross multiply
    249,479.70x = 374,219.55 × 149,946.90
  4. Step 4: Simplify right side
    249,479.70x = 56,113,061,441.90
  5. Step 5: Solve for x
    x = 56,113,061,441.90/249,479.70
  6. Step 6: Final answer
    x = 224,920.35

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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.