Home / 127,037.76-175,307.88-70,453.32

Finding the Fourth Proportional to 127,037.76, 175,307.88 and 70,453.32

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Solution

The fourth proportional to 127,037.76, 175,307.88 and 70,453.32 is: 97,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,037.76 : 175,307.88 = 70,453.32 : x
  2. Step 2: Convert to fraction form
    127,037.76/175,307.88 = 70,453.32/x
  3. Step 3: Cross multiply
    127,037.76x = 175,307.88 × 70,453.32
  4. Step 4: Simplify right side
    127,037.76x = 12,351,022,168.16
  5. Step 5: Solve for x
    x = 12,351,022,168.16/127,037.76
  6. Step 6: Final answer
    x = 97,223.24

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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.