Home / 170,063.18-235,010.86-127,547.90

Finding the Fourth Proportional to 170,063.18, 235,010.86 and 127,547.90

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Solution

The fourth proportional to 170,063.18, 235,010.86 and 127,547.90 is: 176,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,063.18 : 235,010.86 = 127,547.90 : x
  2. Step 2: Convert to fraction form
    170,063.18/235,010.86 = 127,547.90/x
  3. Step 3: Cross multiply
    170,063.18x = 235,010.86 × 127,547.90
  4. Step 4: Simplify right side
    170,063.18x = 29,975,141,670.19
  5. Step 5: Solve for x
    x = 29,975,141,670.19/170,063.18
  6. Step 6: Final answer
    x = 176,258.86

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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.