Home / 271,931.32-375,247.80-151,070.38

Finding the Fourth Proportional to 271,931.32, 375,247.80 and 151,070.38

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Solution

The fourth proportional to 271,931.32, 375,247.80 and 151,070.38 is: 208,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,931.32 : 375,247.80 = 151,070.38 : x
  2. Step 2: Convert to fraction form
    271,931.32/375,247.80 = 151,070.38/x
  3. Step 3: Cross multiply
    271,931.32x = 375,247.80 × 151,070.38
  4. Step 4: Simplify right side
    271,931.32x = 56,688,827,740.16
  5. Step 5: Solve for x
    x = 56,688,827,740.16/271,931.32
  6. Step 6: Final answer
    x = 208,467.45

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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.