Home / 249,567.40-344,304.90-153,908.20

Finding the Fourth Proportional to 249,567.40, 344,304.90 and 153,908.20

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Solution

The fourth proportional to 249,567.40, 344,304.90 and 153,908.20 is: 212,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,567.40 : 344,304.90 = 153,908.20 : x
  2. Step 2: Convert to fraction form
    249,567.40/344,304.90 = 153,908.20/x
  3. Step 3: Cross multiply
    249,567.40x = 344,304.90 × 153,908.20
  4. Step 4: Simplify right side
    249,567.40x = 52,991,347,410.18
  5. Step 5: Solve for x
    x = 52,991,347,410.18/249,567.40
  6. Step 6: Final answer
    x = 212,332.81

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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.