Home / 261,237.76-360,547.50-159,322.36

Finding the Fourth Proportional to 261,237.76, 360,547.50 and 159,322.36

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Solution

The fourth proportional to 261,237.76, 360,547.50 and 159,322.36 is: 219,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,237.76 : 360,547.50 = 159,322.36 : x
  2. Step 2: Convert to fraction form
    261,237.76/360,547.50 = 159,322.36/x
  3. Step 3: Cross multiply
    261,237.76x = 360,547.50 × 159,322.36
  4. Step 4: Simplify right side
    261,237.76x = 57,443,278,592.10
  5. Step 5: Solve for x
    x = 57,443,278,592.10/261,237.76
  6. Step 6: Final answer
    x = 219,888.88

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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.