Home / 187,360.34-258,547.74-115,746.62

Finding the Fourth Proportional to 187,360.34, 258,547.74 and 115,746.62

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Solution

The fourth proportional to 187,360.34, 258,547.74 and 115,746.62 is: 159,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,360.34 : 258,547.74 = 115,746.62 : x
  2. Step 2: Convert to fraction form
    187,360.34/258,547.74 = 115,746.62/x
  3. Step 3: Cross multiply
    187,360.34x = 258,547.74 × 115,746.62
  4. Step 4: Simplify right side
    187,360.34x = 29,926,025,720.90
  5. Step 5: Solve for x
    x = 29,926,025,720.90/187,360.34
  6. Step 6: Final answer
    x = 159,724.45

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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.