Home / 127,554.10-176,036.16-70,204.89

Finding the Fourth Proportional to 127,554.10, 176,036.16 and 70,204.89

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Solution

The fourth proportional to 127,554.10, 176,036.16 and 70,204.89 is: 96,889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,554.10 : 176,036.16 = 70,204.89 : x
  2. Step 2: Convert to fraction form
    127,554.10/176,036.16 = 70,204.89/x
  3. Step 3: Cross multiply
    127,554.10x = 176,036.16 × 70,204.89
  4. Step 4: Simplify right side
    127,554.10x = 12,358,599,248.82
  5. Step 5: Solve for x
    x = 12,358,599,248.82/127,554.10
  6. Step 6: Final answer
    x = 96,889.08

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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.