Home / 238,330.02-328,899.54-130,904.58

Finding the Fourth Proportional to 238,330.02, 328,899.54 and 130,904.58

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Solution

The fourth proportional to 238,330.02, 328,899.54 and 130,904.58 is: 180,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,330.02 : 328,899.54 = 130,904.58 : x
  2. Step 2: Convert to fraction form
    238,330.02/328,899.54 = 130,904.58/x
  3. Step 3: Cross multiply
    238,330.02x = 328,899.54 × 130,904.58
  4. Step 4: Simplify right side
    238,330.02x = 43,054,456,145.89
  5. Step 5: Solve for x
    x = 43,054,456,145.89/238,330.02
  6. Step 6: Final answer
    x = 180,650.58

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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.