Home / 317,085.16-437,568.02-173,840.30

Finding the Fourth Proportional to 317,085.16, 437,568.02 and 173,840.30

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Solution

The fourth proportional to 317,085.16, 437,568.02 and 173,840.30 is: 239,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,085.16 : 437,568.02 = 173,840.30 : x
  2. Step 2: Convert to fraction form
    317,085.16/437,568.02 = 173,840.30/x
  3. Step 3: Cross multiply
    317,085.16x = 437,568.02 × 173,840.30
  4. Step 4: Simplify right side
    317,085.16x = 76,066,955,867.21
  5. Step 5: Solve for x
    x = 76,066,955,867.21/317,085.16
  6. Step 6: Final answer
    x = 239,894.41

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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.