Home / 127,063.09-175,368.06-70,492.69

Finding the Fourth Proportional to 127,063.09, 175,368.06 and 70,492.69

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Solution

The fourth proportional to 127,063.09, 175,368.06 and 70,492.69 is: 97,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,063.09 : 175,368.06 = 70,492.69 : x
  2. Step 2: Convert to fraction form
    127,063.09/175,368.06 = 70,492.69/x
  3. Step 3: Cross multiply
    127,063.09x = 175,368.06 × 70,492.69
  4. Step 4: Simplify right side
    127,063.09x = 12,362,165,060.18
  5. Step 5: Solve for x
    x = 12,362,165,060.18/127,063.09
  6. Step 6: Final answer
    x = 97,291.55

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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.