Home / 105,038.16-157,625.40-62,886.48

Finding the Fourth Proportional to 105,038.16, 157,625.40 and 62,886.48

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Solution

The fourth proportional to 105,038.16, 157,625.40 and 62,886.48 is: 94,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,038.16 : 157,625.40 = 62,886.48 : x
  2. Step 2: Convert to fraction form
    105,038.16/157,625.40 = 62,886.48/x
  3. Step 3: Cross multiply
    105,038.16x = 157,625.40 × 62,886.48
  4. Step 4: Simplify right side
    105,038.16x = 9,912,506,564.59
  5. Step 5: Solve for x
    x = 9,912,506,564.59/105,038.16
  6. Step 6: Final answer
    x = 94,370.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.