Home / 207,415.44-286,148.16-153,832.32

Finding the Fourth Proportional to 207,415.44, 286,148.16 and 153,832.32

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Solution

The fourth proportional to 207,415.44, 286,148.16 and 153,832.32 is: 212,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,415.44 : 286,148.16 = 153,832.32 : x
  2. Step 2: Convert to fraction form
    207,415.44/286,148.16 = 153,832.32/x
  3. Step 3: Cross multiply
    207,415.44x = 286,148.16 × 153,832.32
  4. Step 4: Simplify right side
    207,415.44x = 44,018,835,316.53
  5. Step 5: Solve for x
    x = 44,018,835,316.53/207,415.44
  6. Step 6: Final answer
    x = 212,225.45

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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.