Home / 249,430.66-344,221.05-148,886.98

Finding the Fourth Proportional to 249,430.66, 344,221.05 and 148,886.98

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Solution

The fourth proportional to 249,430.66, 344,221.05 and 148,886.98 is: 205,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,430.66 : 344,221.05 = 148,886.98 : x
  2. Step 2: Convert to fraction form
    249,430.66/344,221.05 = 148,886.98/x
  3. Step 3: Cross multiply
    249,430.66x = 344,221.05 × 148,886.98
  4. Step 4: Simplify right side
    249,430.66x = 51,250,032,586.93
  5. Step 5: Solve for x
    x = 51,250,032,586.93/249,430.66
  6. Step 6: Final answer
    x = 205,468.06

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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.