Home / 249,158.38-343,730.70-152,366.46

Finding the Fourth Proportional to 249,158.38, 343,730.70 and 152,366.46

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Solution

The fourth proportional to 249,158.38, 343,730.70 and 152,366.46 is: 210,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,158.38 : 343,730.70 = 152,366.46 : x
  2. Step 2: Convert to fraction form
    249,158.38/343,730.70 = 152,366.46/x
  3. Step 3: Cross multiply
    249,158.38x = 343,730.70 × 152,366.46
  4. Step 4: Simplify right side
    249,158.38x = 52,373,030,811.65
  5. Step 5: Solve for x
    x = 52,373,030,811.65/249,158.38
  6. Step 6: Final answer
    x = 210,199.76

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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.