Home / 156,567.04-216,055.68-89,503.36

Finding the Fourth Proportional to 156,567.04, 216,055.68 and 89,503.36

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Solution

The fourth proportional to 156,567.04, 216,055.68 and 89,503.36 is: 123,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,567.04 : 216,055.68 = 89,503.36 : x
  2. Step 2: Convert to fraction form
    156,567.04/216,055.68 = 89,503.36/x
  3. Step 3: Cross multiply
    156,567.04x = 216,055.68 × 89,503.36
  4. Step 4: Simplify right side
    156,567.04x = 19,337,709,307.08
  5. Step 5: Solve for x
    x = 19,337,709,307.08/156,567.04
  6. Step 6: Final answer
    x = 123,510.73

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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.