Home / 249,212.81-343,921.46-141,798.30

Finding the Fourth Proportional to 249,212.81, 343,921.46 and 141,798.30

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Solution

The fourth proportional to 249,212.81, 343,921.46 and 141,798.30 is: 195,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,212.81 : 343,921.46 = 141,798.30 : x
  2. Step 2: Convert to fraction form
    249,212.81/343,921.46 = 141,798.30/x
  3. Step 3: Cross multiply
    249,212.81x = 343,921.46 × 141,798.30
  4. Step 4: Simplify right side
    249,212.81x = 48,767,477,652.53
  5. Step 5: Solve for x
    x = 48,767,477,652.53/249,212.81
  6. Step 6: Final answer
    x = 195,686.08

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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.