Home / 127,962.35-176,588.65-70,601.67

Finding the Fourth Proportional to 127,962.35, 176,588.65 and 70,601.67

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Solution

The fourth proportional to 127,962.35, 176,588.65 and 70,601.67 is: 97,430.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,962.35 : 176,588.65 = 70,601.67 : x
  2. Step 2: Convert to fraction form
    127,962.35/176,588.65 = 70,601.67/x
  3. Step 3: Cross multiply
    127,962.35x = 176,588.65 × 70,601.67
  4. Step 4: Simplify right side
    127,962.35x = 12,467,453,593.05
  5. Step 5: Solve for x
    x = 12,467,453,593.05/127,962.35
  6. Step 6: Final answer
    x = 97,430.64

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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.