Home / 163,897.09-245,864.67-57,248.04

Finding the Fourth Proportional to 163,897.09, 245,864.67 and 57,248.04

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Solution

The fourth proportional to 163,897.09, 245,864.67 and 57,248.04 is: 85,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,897.09 : 245,864.67 = 57,248.04 : x
  2. Step 2: Convert to fraction form
    163,897.09/245,864.67 = 57,248.04/x
  3. Step 3: Cross multiply
    163,897.09x = 245,864.67 × 57,248.04
  4. Step 4: Simplify right side
    163,897.09x = 14,075,270,462.75
  5. Step 5: Solve for x
    x = 14,075,270,462.75/163,897.09
  6. Step 6: Final answer
    x = 85,878.71

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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.