Home / 173,019.69-239,097.21-124,779.93

Finding the Fourth Proportional to 173,019.69, 239,097.21 and 124,779.93

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Solution

The fourth proportional to 173,019.69, 239,097.21 and 124,779.93 is: 172,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,019.69 : 239,097.21 = 124,779.93 : x
  2. Step 2: Convert to fraction form
    173,019.69/239,097.21 = 124,779.93/x
  3. Step 3: Cross multiply
    173,019.69x = 239,097.21 × 124,779.93
  4. Step 4: Simplify right side
    173,019.69x = 29,834,533,127.00
  5. Step 5: Solve for x
    x = 29,834,533,127.00/173,019.69
  6. Step 6: Final answer
    x = 172,434.32

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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.