Home / 127,485.32-176,001.81-97,031.48

Finding the Fourth Proportional to 127,485.32, 176,001.81 and 97,031.48

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Solution

The fourth proportional to 127,485.32, 176,001.81 and 97,031.48 is: 133,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,485.32 : 176,001.81 = 97,031.48 : x
  2. Step 2: Convert to fraction form
    127,485.32/176,001.81 = 97,031.48/x
  3. Step 3: Cross multiply
    127,485.32x = 176,001.81 × 97,031.48
  4. Step 4: Simplify right side
    127,485.32x = 17,077,716,106.98
  5. Step 5: Solve for x
    x = 17,077,716,106.98/127,485.32
  6. Step 6: Final answer
    x = 133,958.30

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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.