Home / 261,139.17-360,482.28-176,371.05

Finding the Fourth Proportional to 261,139.17, 360,482.28 and 176,371.05

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Solution

The fourth proportional to 261,139.17, 360,482.28 and 176,371.05 is: 243,466.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,139.17 : 360,482.28 = 176,371.05 : x
  2. Step 2: Convert to fraction form
    261,139.17/360,482.28 = 176,371.05/x
  3. Step 3: Cross multiply
    261,139.17x = 360,482.28 × 176,371.05
  4. Step 4: Simplify right side
    261,139.17x = 63,578,638,229.99
  5. Step 5: Solve for x
    x = 63,578,638,229.99/261,139.17
  6. Step 6: Final answer
    x = 243,466.49

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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.