Home / 127,877.32-176,466.65-70,519.06

Finding the Fourth Proportional to 127,877.32, 176,466.65 and 70,519.06

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Solution

The fourth proportional to 127,877.32, 176,466.65 and 70,519.06 is: 97,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,877.32 : 176,466.65 = 70,519.06 : x
  2. Step 2: Convert to fraction form
    127,877.32/176,466.65 = 70,519.06/x
  3. Step 3: Cross multiply
    127,877.32x = 176,466.65 × 70,519.06
  4. Step 4: Simplify right side
    127,877.32x = 12,444,261,551.38
  5. Step 5: Solve for x
    x = 12,444,261,551.38/127,877.32
  6. Step 6: Final answer
    x = 97,314.07

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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.