Home / 259,487.42-358,031.52-157,510.35

Finding the Fourth Proportional to 259,487.42, 358,031.52 and 157,510.35

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Solution

The fourth proportional to 259,487.42, 358,031.52 and 157,510.35 is: 217,327.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,487.42 : 358,031.52 = 157,510.35 : x
  2. Step 2: Convert to fraction form
    259,487.42/358,031.52 = 157,510.35/x
  3. Step 3: Cross multiply
    259,487.42x = 358,031.52 × 157,510.35
  4. Step 4: Simplify right side
    259,487.42x = 56,393,670,026.23
  5. Step 5: Solve for x
    x = 56,393,670,026.23/259,487.42
  6. Step 6: Final answer
    x = 217,327.19

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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.