Home / 261,089.18-360,275.97-153,652.81

Finding the Fourth Proportional to 261,089.18, 360,275.97 and 153,652.81

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Solution

The fourth proportional to 261,089.18, 360,275.97 and 153,652.81 is: 212,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,089.18 : 360,275.97 = 153,652.81 : x
  2. Step 2: Convert to fraction form
    261,089.18/360,275.97 = 153,652.81/x
  3. Step 3: Cross multiply
    261,089.18x = 360,275.97 × 153,652.81
  4. Step 4: Simplify right side
    261,089.18x = 55,357,415,165.98
  5. Step 5: Solve for x
    x = 55,357,415,165.98/261,089.18
  6. Step 6: Final answer
    x = 212,024.93

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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.